108497113321 has 9 divisors (see below), whose sum is σ = 109759536133. Its totient is φ = 107249058400.

The previous prime is 108497113313. The next prime is 108497113339. The reversal of 108497113321 is 123311794801.

It is a happy number.

The square root of 108497113321 is 329389.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 18820821721 + 89676291600 = 137189^2 + 299460^2 .

It is not a de Polignac number, because 108497113321 - 2³ = 108497113313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108497113721) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 29313771 + ... + 29317471.

Almost surely, 2^108497113321 is an apocalyptic number.

108497113321 is the 329389-th square number.

108497113321 is the 164695-th centered octagonal number.

It is an amenable number.

108497113321 is a deficient number, since it is larger than the sum of its proper divisors (1262422812).

108497113321 is an frugal number, since it uses more digits than its factorization.

108497113321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7580 (or 3790 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 40.

The spelling of 108497113321 in words is "one hundred eight billion, four hundred ninety-seven million, one hundred thirteen thousand, three hundred twenty-one".