103923531 has 6 divisors (see below), whose sum is σ = 150111780. Its totient is φ = 69282348.

The previous prime is 103923527. The next prime is 103923539. The reversal of 103923531 is 135329301.

It is a happy number.

103923531 is a `hidden beast` number, since 103 + 9 + 23 + 531 = 666.

It is not a de Polignac number, because 103923531 - 2² = 103923527 is a prime.

It is a super-2 number, since 2×103923531² = 21600200591015922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103923495 and 103923504.

It is not an unprimeable number, because it can be changed into a prime (103923539) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5773521 + ... + 5773538.

It is an arithmetic number, because the mean of its divisors is an integer number (25018630).

Almost surely, 2^103923531 is an apocalyptic number.

103923531 is a deficient number, since it is larger than the sum of its proper divisors (46188249).

103923531 is a wasteful number, since it uses less digits than its factorization.

103923531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11547065 (or 11547062 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 103923531 is about 10194.2891365705. The cubic root of 103923531 is about 470.1516501730.

The spelling of 103923531 in words is "one hundred three million, nine hundred twenty-three thousand, five hundred thirty-one".