102152253 has 16 divisors (see below), whose sum is σ = 158599296. Its totient is φ = 57270720.

The previous prime is 102152251. The next prime is 102152261. The reversal of 102152253 is 352251201.

It is not a de Polignac number, because 102152253 - 2¹ = 102152251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102152251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44778 + ... + 47003.

It is an arithmetic number, because the mean of its divisors is an integer number (9912456).

Almost surely, 2^102152253 is an apocalyptic number.

It is an amenable number.

102152253 is a deficient number, since it is larger than the sum of its proper divisors (56447043).

102152253 is an equidigital number, since it uses as much as digits as its factorization.

102152253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91844.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 102152253 is about 10107.0397743355. The cubic root of 102152253 is about 467.4652330995.

The spelling of 102152253 in words is "one hundred two million, one hundred fifty-two thousand, two hundred fifty-three".