36125491 has 2 divisors, whose sum is σ = 36125492. Its totient is φ = 36125490.

The previous prime is 36125483. The next prime is 36125513. The reversal of 36125491 is 19452163.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36125491 - 2³ = 36125483 is a prime.

It is not a weakly prime, because it can be changed into another prime (36125471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18062745 + 18062746.

It is an arithmetic number, because the mean of its divisors is an integer number (18062746).

Almost surely, 2^36125491 is an apocalyptic number.

36125491 is a deficient number, since it is larger than the sum of its proper divisors (1).

36125491 is an equidigital number, since it uses as much as digits as its factorization.

36125491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 31.

The square root of 36125491 is about 6010.4484857621. The cubic root of 36125491 is about 330.5759486052.

It can be divided in two parts, 361 and 25491, that added together give a palindrome (25852).

The spelling of 36125491 in words is "thirty-six million, one hundred twenty-five thousand, four hundred ninety-one".