13374731 has 2 divisors, whose sum is σ = 13374732. Its totient is φ = 13374730.

The previous prime is 13374721. The next prime is 13374737. The reversal of 13374731 is 13747331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13374731 - 2⁶ = 13374667 is a prime.

It is a super-2 number, since 2×13374731² = 357766858644722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13374694 and 13374703.

It is not a weakly prime, because it can be changed into another prime (13374737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6687365 + 6687366.

It is an arithmetic number, because the mean of its divisors is an integer number (6687366).

Almost surely, 2^13374731 is an apocalyptic number.

13374731 is a deficient number, since it is larger than the sum of its proper divisors (1).

13374731 is an equidigital number, since it uses as much as digits as its factorization.

13374731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292, while the sum is 29.

The square root of 13374731 is about 3657.1479324742. The cubic root of 13374731 is about 237.3713785553.

The spelling of 13374731 in words is "thirteen million, three hundred seventy-four thousand, seven hundred thirty-one".