104525531 has 4 divisors (see below), whose sum is σ = 114027864. Its totient is φ = 95023200.

The previous prime is 104525527. The next prime is 104525539. The reversal of 104525531 is 135525401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 135525401 = 11 ⋅12320491.

It is a cyclic number.

It is not a de Polignac number, because 104525531 - 2² = 104525527 is a prime.

It is a super-2 number, since 2×104525531² = 21851173261663922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104525531.

It is not an unprimeable number, because it can be changed into a prime (104525539) 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, 4751150 + ... + 4751171.

It is an arithmetic number, because the mean of its divisors is an integer number (28506966).

Almost surely, 2^104525531 is an apocalyptic number.

104525531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

104525531 is a deficient number, since it is larger than the sum of its proper divisors (9502333).

104525531 is an equidigital number, since it uses as much as digits as its factorization.

104525531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9502332.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 104525531 is about 10223.7728358958. The cubic root of 104525531 is about 471.0577219599.

The spelling of 104525531 in words is "one hundred four million, five hundred twenty-five thousand, five hundred thirty-one".