102150923 has 8 divisors (see below), whose sum is σ = 116805120. Its totient is φ = 87512040.

The previous prime is 102150913. The next prime is 102150941. The reversal of 102150923 is 329051201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102150923 - 2⁸ = 102150667 is a prime.

It is a super-2 number, since 2×102150923² = 20869622139503858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102150913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23408 + ... + 27426.

It is an arithmetic number, because the mean of its divisors is an integer number (14600640).

Almost surely, 2^102150923 is an apocalyptic number.

102150923 is a deficient number, since it is larger than the sum of its proper divisors (14654197).

102150923 is an equidigital number, since it uses as much as digits as its factorization.

102150923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7657.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 102150923 is about 10106.9739783973. The cubic root of 102150923 is about 467.4632043256.

The spelling of 102150923 in words is "one hundred two million, one hundred fifty thousand, nine hundred twenty-three".