11396731 has 4 divisors (see below), whose sum is σ = 11409832. Its totient is φ = 11383632.

The previous prime is 11396699. The next prime is 11396741. The reversal of 11396731 is 13769311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11396731 - 2⁵ = 11396699 is a prime.

It is a super-2 number, since 2×11396731² = 259770954972722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11396693 and 11396702.

It is not an unprimeable number, because it can be changed into a prime (11396741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5145 + ... + 7018.

It is an arithmetic number, because the mean of its divisors is an integer number (2852458).

Almost surely, 2^11396731 is an apocalyptic number.

11396731 is a deficient number, since it is larger than the sum of its proper divisors (13101).

11396731 is an equidigital number, since it uses as much as digits as its factorization.

11396731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13100.

The product of its digits is 3402, while the sum is 31.

The square root of 11396731 is about 3375.9044713973. The cubic root of 11396731 is about 225.0401969335.

The spelling of 11396731 in words is "eleven million, three hundred ninety-six thousand, seven hundred thirty-one".