104231997 has 12 divisors (see below), whose sum is σ = 154626940. Its totient is φ = 67609728.

The previous prime is 104231993. The next prime is 104231999. The reversal of 104231997 is 799132401.

It can be written as a sum of positive squares in 2 ways, for example, as 80084601 + 24147396 = 8949^2 + 4914^2 .

It is not a de Polignac number, because 104231997 - 2² = 104231993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104231993) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156172 + ... + 156837.

Almost surely, 2^104231997 is an apocalyptic number.

It is an amenable number.

104231997 is a deficient number, since it is larger than the sum of its proper divisors (50394943).

104231997 is a wasteful number, since it uses less digits than its factorization.

104231997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313052 (or 313049 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 104231997 is about 10209.4072795633. The cubic root of 104231997 is about 470.6163589997.

The spelling of 104231997 in words is "one hundred four million, two hundred thirty-one thousand, nine hundred ninety-seven".