101397968 has 20 divisors (see below), whose sum is σ = 224524320. Its totient is φ = 43456224.

The previous prime is 101397929. The next prime is 101397973. The reversal of 101397968 is 869793101.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452558 + ... + 452781.

It is an arithmetic number, because the mean of its divisors is an integer number (11226216).

Almost surely, 2^101397968 is an apocalyptic number.

It is an amenable number.

101397968 is an abundant number, since it is smaller than the sum of its proper divisors (123126352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101397968 is an equidigital number, since it uses as much as digits as its factorization.

101397968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905354 (or 905348 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 101397968 is about 10069.6558034523. The cubic root of 101397968 is about 466.3118127768.

The spelling of 101397968 in words is "one hundred one million, three hundred ninety-seven thousand, nine hundred sixty-eight".