1303486146 has 48 divisors (see below), whose sum is σ = 2990183040. Its totient is φ = 409229280.

The previous prime is 1303486141. The next prime is 1303486207. The reversal of 1303486146 is 6416843031.

It is a happy number.

1303486146 is a `hidden beast` number, since 1 + 3 + 0 + 34 + 8 + 614 + 6 = 666.

1303486146 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1303486146² = 3398152265627866632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1303486146.

It is not an unprimeable number, because it can be changed into a prime (1303486141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48151 + ... + 70181.

It is an arithmetic number, because the mean of its divisors is an integer number (62295480).

Almost surely, 2^1303486146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1303486146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1495091520).

1303486146 is an abundant number, since it is smaller than the sum of its proper divisors (1686696894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1303486146 is a wasteful number, since it uses less digits than its factorization.

1303486146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22231 (or 22228 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 1303486146 is about 36103.8245342512. The cubic root of 1303486146 is about 1092.3675904928.

The spelling of 1303486146 in words is "one billion, three hundred three million, four hundred eighty-six thousand, one hundred forty-six".