102152273 has 2 divisors, whose sum is σ = 102152274. Its totient is φ = 102152272.

The previous prime is 102152261. The next prime is 102152311. The reversal of 102152273 is 372251201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97456384 + 4695889 = 9872^2 + 2167^2 .

It is a cyclic number.

It is not a de Polignac number, because 102152273 - 2⁶ = 102152209 is a prime.

It is not a weakly prime, because it can be changed into another prime (102152203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51076136 + 51076137.

It is an arithmetic number, because the mean of its divisors is an integer number (51076137).

Almost surely, 2^102152273 is an apocalyptic number.

It is an amenable number.

102152273 is a deficient number, since it is larger than the sum of its proper divisors (1).

102152273 is an equidigital number, since it uses as much as digits as its factorization.

102152273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 102152273 is about 10107.0407637448. The cubic root of 102152273 is about 467.4652636072.

The spelling of 102152273 in words is "one hundred two million, one hundred fifty-two thousand, two hundred seventy-three".