101253144 has 32 divisors (see below), whose sum is σ = 253681920. Its totient is φ = 33677856.

The previous prime is 101253143. The next prime is 101253167. The reversal of 101253144 is 441352101.

It is a self number, because there is not a number n which added to its sum of digits gives 101253144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101253143) 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, 7357 + ... + 16019.

It is an arithmetic number, because the mean of its divisors is an integer number (7927560).

Almost surely, 2^101253144 is an apocalyptic number.

It is an amenable number.

101253144 is an abundant number, since it is smaller than the sum of its proper divisors (152428776).

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

101253144 is a wasteful number, since it uses less digits than its factorization.

101253144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9159 (or 9155 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 101253144 is about 10062.4621241523. The cubic root of 101253144 is about 466.0897001093.

The spelling of 101253144 in words is "one hundred one million, two hundred fifty-three thousand, one hundred forty-four".