101842509253 has 4 divisors (see below), whose sum is σ = 104009371200. Its totient is φ = 99675647308.

The previous prime is 101842509239. The next prime is 101842509283. The reversal of 101842509253 is 352905248101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101842509253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101842509203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1083430903 + ... + 1083430996.

It is an arithmetic number, because the mean of its divisors is an integer number (26002342800).

Almost surely, 2^101842509253 is an apocalyptic number.

It is an amenable number.

101842509253 is a deficient number, since it is larger than the sum of its proper divisors (2166861947).

101842509253 is an equidigital number, since it uses as much as digits as its factorization.

101842509253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166861946.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 101842509253 in words is "one hundred one billion, eight hundred forty-two million, five hundred nine thousand, two hundred fifty-three".