101253140 has 24 divisors (see below), whose sum is σ = 213827040. Its totient is φ = 40273568.

The previous prime is 101253133. The next prime is 101253143. The reversal of 101253140 is 41352101.

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, 10562 + ... + 17721.

It is an arithmetic number, because the mean of its divisors is an integer number (8909460).

Almost surely, 2^101253140 is an apocalyptic number.

101253140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101253140 is an abundant number, since it is smaller than the sum of its proper divisors (112573900).

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

101253140 is a wasteful number, since it uses less digits than its factorization.

101253140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28471 (or 28469 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 101253140 is about 10062.4619253938. The cubic root of 101253140 is about 466.0896939717.

The spelling of 101253140 in words is "one hundred one million, two hundred fifty-three thousand, one hundred forty".