525551023 has 2 divisors, whose sum is σ = 525551024. Its totient is φ = 525551022.

The previous prime is 525551009. The next prime is 525551027. The reversal of 525551023 is 320155525.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 525551023 - 2²⁵ = 491996591 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 525550982 and 525551000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525551027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262775511 + 262775512.

It is an arithmetic number, because the mean of its divisors is an integer number (262775512).

Almost surely, 2^525551023 is an apocalyptic number.

525551023 is a deficient number, since it is larger than the sum of its proper divisors (1).

525551023 is an equidigital number, since it uses as much as digits as its factorization.

525551023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 525551023 is about 22924.8996290060. The cubic root of 525551023 is about 806.9964580724.

The spelling of 525551023 in words is "five hundred twenty-five million, five hundred fifty-one thousand, twenty-three".