536856123 has 4 divisors (see below), whose sum is σ = 715808168. Its totient is φ = 357904080.

The previous prime is 536856101. The next prime is 536856127. The reversal of 536856123 is 321658635.

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

It is not a de Polignac number, because 536856123 - 2⁹ = 536855611 is a prime.

It is a super-2 number, since 2×536856123² = 576428993605182258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (536856127) 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, 89476018 + ... + 89476023.

It is an arithmetic number, because the mean of its divisors is an integer number (178952042).

Almost surely, 2^536856123 is an apocalyptic number.

536856123 is a deficient number, since it is larger than the sum of its proper divisors (178952045).

536856123 is a wasteful number, since it uses less digits than its factorization.

536856123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178952044.

The product of its digits is 129600, while the sum is 39.

The square root of 536856123 is about 23170.1558691348. The cubic root of 536856123 is about 812.7418756962.

The spelling of 536856123 in words is "five hundred thirty-six million, eight hundred fifty-six thousand, one hundred twenty-three".