1303430346 has 32 divisors (see below), whose sum is σ = 2996395200. Its totient is φ = 419494320.

The previous prime is 1303430269. The next prime is 1303430369. The reversal of 1303430346 is 6430343031.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414600 + ... + 417731.

It is an arithmetic number, because the mean of its divisors is an integer number (93637350).

Almost surely, 2^1303430346 is an apocalyptic number.

1303430346 is an abundant number, since it is smaller than the sum of its proper divisors (1692964854).

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

1303430346 is a wasteful number, since it uses less digits than its factorization.

1303430346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832371 (or 832365 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 1303430346 is about 36103.0517546647. The cubic root of 1303430346 is about 1092.3520028111.

Adding to 1303430346 its reverse (6430343031), we get a palindrome (7733773377).

It can be divided in two parts, 1303 and 430346, that added together give a square (431649 = 657²).

The spelling of 1303430346 in words is "one billion, three hundred three million, four hundred thirty thousand, three hundred forty-six".