102622951 has 4 divisors (see below), whose sum is σ = 103582152. Its totient is φ = 101663752.

The previous prime is 102622939. The next prime is 102622973. The reversal of 102622951 is 159226201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102622951 - 2⁷ = 102622823 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 (102622901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479440 + ... + 479653.

It is an arithmetic number, because the mean of its divisors is an integer number (25895538).

Almost surely, 2^102622951 is an apocalyptic number.

102622951 is a deficient number, since it is larger than the sum of its proper divisors (959201).

102622951 is an equidigital number, since it uses as much as digits as its factorization.

102622951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959200.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 102622951 is about 10130.2986629220. The cubic root of 102622951 is about 468.1821298449.

The spelling of 102622951 in words is "one hundred two million, six hundred twenty-two thousand, nine hundred fifty-one".