1345745936 has 10 divisors (see below), whose sum is σ = 2607382782. Its totient is φ = 672872960.

The previous prime is 1345745923. The next prime is 1345745941. The reversal of 1345745936 is 6395475431.

It can be written as a sum of positive squares in only one way, i.e., 967210000 + 378535936 = 31100^2 + 19456^2 .

It is a super-2 number, since 2×1345745936² = 3622064248521032192, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42054545 + ... + 42054576.

Almost surely, 2^1345745936 is an apocalyptic number.

1345745936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1345745936 is a deficient number, since it is larger than the sum of its proper divisors (1261636846).

1345745936 is an equidigital number, since it uses as much as digits as its factorization.

1345745936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84109129 (or 84109123 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 47.

The square root of 1345745936 is about 36684.4099857146. The cubic root of 1345745936 is about 1104.0473313391.

The spelling of 1345745936 in words is "one billion, three hundred forty-five million, seven hundred forty-five thousand, nine hundred thirty-six".