104623531 has 8 divisors (see below), whose sum is σ = 108058320. Its totient is φ = 101220768.

The previous prime is 104623529. The next prime is 104623553. The reversal of 104623531 is 135326401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104623531 - 2¹ = 104623529 is a prime.

It is a super-2 number, since 2×104623531² = 21892166477815922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104623496 and 104623505.

It is not an unprimeable number, because it can be changed into a prime (104623501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1276 + ... + 14521.

It is an arithmetic number, because the mean of its divisors is an integer number (13507290).

Almost surely, 2^104623531 is an apocalyptic number.

104623531 is a deficient number, since it is larger than the sum of its proper divisors (3434789).

104623531 is a wasteful number, since it uses less digits than its factorization.

104623531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16013.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 104623531 is about 10228.5644642833. The cubic root of 104623531 is about 471.2048925016.

Adding to 104623531 its reverse (135326401), we get a palindrome (239949932).

The spelling of 104623531 in words is "one hundred four million, six hundred twenty-three thousand, five hundred thirty-one".