10136531 has 2 divisors, whose sum is σ = 10136532. Its totient is φ = 10136530.

The previous prime is 10136521. The next prime is 10136563. The reversal of 10136531 is 13563101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10136531 - 2¹⁰ = 10135507 is a prime.

It is a super-2 number, since 2×10136531² = 205498521427922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10136501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5068265 + 5068266.

It is an arithmetic number, because the mean of its divisors is an integer number (5068266).

Almost surely, 2^10136531 is an apocalyptic number.

10136531 is a deficient number, since it is larger than the sum of its proper divisors (1).

10136531 is an equidigital number, since it uses as much as digits as its factorization.

10136531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 10136531 is about 3183.7919215929. The cubic root of 10136531 is about 216.4195307089.

Adding to 10136531 its reverse (13563101), we get a palindrome (23699632).

The spelling of 10136531 in words is "ten million, one hundred thirty-six thousand, five hundred thirty-one".