1368957146 has 8 divisors (see below), whose sum is σ = 2053778004. Its totient is φ = 684364480.

The previous prime is 1368957143. The next prime is 1368957157. The reversal of 1368957146 is 6417598631.

It can be written as a sum of positive squares in 2 ways, for example, as 1296792121 + 72165025 = 36011^2 + 8495^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1368957094 and 1368957103.

It is not an unprimeable number, because it can be changed into a prime (1368957143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41165 + ... + 66576.

Almost surely, 2^1368957146 is an apocalyptic number.

1368957146 is a deficient number, since it is larger than the sum of its proper divisors (684820858).

1368957146 is a wasteful number, since it uses less digits than its factorization.

1368957146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114096.

The product of its digits is 1088640, while the sum is 50.

The square root of 1368957146 is about 36999.4208873598. The cubic root of 1368957146 is about 1110.3586607123.

The spelling of 1368957146 in words is "one billion, three hundred sixty-eight million, nine hundred fifty-seven thousand, one hundred forty-six".