1372744745 has 8 divisors (see below), whose sum is σ = 1682342784. Its totient is φ = 1074829744.

The previous prime is 1372744741. The next prime is 1372744777. The reversal of 1372744745 is 5474472731.

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

It is a cyclic number.

It is not a de Polignac number, because 1372744745 - 2² = 1372744741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1372744696 and 1372744705.

It is not an unprimeable number, because it can be changed into a prime (1372744741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2920499 + ... + 2920968.

It is an arithmetic number, because the mean of its divisors is an integer number (210292848).

Almost surely, 2^1372744745 is an apocalyptic number.

It is an amenable number.

1372744745 is a deficient number, since it is larger than the sum of its proper divisors (309598039).

1372744745 is an equidigital number, since it uses as much as digits as its factorization.

1372744745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5841519.

The product of its digits is 658560, while the sum is 44.

The square root of 1372744745 is about 37050.5701035760. The cubic root of 1372744745 is about 1111.3817559616.

The spelling of 1372744745 in words is "one billion, three hundred seventy-two million, seven hundred forty-four thousand, seven hundred forty-five".