101057872 has 10 divisors (see below), whose sum is σ = 195799658. Its totient is φ = 50528928.

The previous prime is 101057867. The next prime is 101057939. The reversal of 101057872 is 278750101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 68293696 + 32764176 = 8264^2 + 5724^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3158043 + ... + 3158074.

Almost surely, 2^101057872 is an apocalyptic number.

It is an amenable number.

101057872 is a deficient number, since it is larger than the sum of its proper divisors (94741786).

101057872 is an equidigital number, since it uses as much as digits as its factorization.

101057872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6316125 (or 6316119 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 31.

The square root of 101057872 is about 10052.7544484087. The cubic root of 101057872 is about 465.7898811418.

The spelling of 101057872 in words is "one hundred one million, fifty-seven thousand, eight hundred seventy-two".