1374376731 has 16 divisors (see below), whose sum is σ = 2255387904. Its totient is φ = 724945824.

The previous prime is 1374376727. The next prime is 1374376741. The reversal of 1374376731 is 1376734731.

It is not a de Polignac number, because 1374376731 - 2² = 1374376727 is a prime.

It is a super-2 number, since 2×1374376731² = 3777822797428492722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1374376741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2516901 + ... + 2517446.

It is an arithmetic number, because the mean of its divisors is an integer number (140961744).

Almost surely, 2^1374376731 is an apocalyptic number.

1374376731 is a deficient number, since it is larger than the sum of its proper divisors (881011173).

1374376731 is a wasteful number, since it uses less digits than its factorization.

1374376731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5034370.

The product of its digits is 222264, while the sum is 42.

The square root of 1374376731 is about 37072.5873254080. The cubic root of 1374376731 is about 1111.8220031830.

The spelling of 1374376731 in words is "one billion, three hundred seventy-four million, three hundred seventy-six thousand, seven hundred thirty-one".