101153142 has 12 divisors (see below), whose sum is σ = 219165180. Its totient is φ = 33717708.

The previous prime is 101153141. The next prime is 101153147. The reversal of 101153142 is 241351101.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 5619619 = 101153142 / (1 + 0 + 1 + 1 + 5 + 3 + 1 + 4 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101153141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2809792 + ... + 2809827.

It is an arithmetic number, because the mean of its divisors is an integer number (18263765).

Almost surely, 2^101153142 is an apocalyptic number.

101153142 is an abundant number, since it is smaller than the sum of its proper divisors (118012038).

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

101153142 is a wasteful number, since it uses less digits than its factorization.

101153142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5619627 (or 5619624 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 101153142 is about 10057.4918344486. The cubic root of 101153142 is about 465.9362060928.

The spelling of 101153142 in words is "one hundred one million, one hundred fifty-three thousand, one hundred forty-two".