11535731 has 2 divisors, whose sum is σ = 11535732. Its totient is φ = 11535730.

The previous prime is 11535697. The next prime is 11535737. The reversal of 11535731 is 13753511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11535731 - 2²² = 7341427 is a prime.

It is a super-2 number, since 2×11535731² = 266146179408722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11535731.

It is not a weakly prime, because it can be changed into another prime (11535737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5767865 + 5767866.

It is an arithmetic number, because the mean of its divisors is an integer number (5767866).

Almost surely, 2^11535731 is an apocalyptic number.

11535731 is a deficient number, since it is larger than the sum of its proper divisors (1).

11535731 is an equidigital number, since it uses as much as digits as its factorization.

11535731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1575, while the sum is 26.

The square root of 11535731 is about 3396.4291542736. The cubic root of 11535731 is about 225.9514018249.

The spelling of 11535731 in words is "eleven million, five hundred thirty-five thousand, seven hundred thirty-one".