102653023 has 4 divisors (see below), whose sum is σ = 111985128. Its totient is φ = 93320920.

The previous prime is 102653017. The next prime is 102653027. The reversal of 102653023 is 320356201.

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

It is a de Polignac number, because none of the positive numbers 2^k-102653023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102652985 and 102653003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102653027) 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, 4666036 + ... + 4666057.

It is an arithmetic number, because the mean of its divisors is an integer number (27996282).

Almost surely, 2^102653023 is an apocalyptic number.

102653023 is a deficient number, since it is larger than the sum of its proper divisors (9332105).

102653023 is an equidigital number, since it uses as much as digits as its factorization.

102653023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9332104.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 102653023 is about 10131.7828144903. The cubic root of 102653023 is about 468.2278564518.

The spelling of 102653023 in words is "one hundred two million, six hundred fifty-three thousand, twenty-three".