875651123 has 2 divisors, whose sum is σ = 875651124. Its totient is φ = 875651122.

The previous prime is 875651111. The next prime is 875651191. The reversal of 875651123 is 321156578.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 875651123 - 2¹² = 875647027 is a prime.

It is a super-2 number, since 2×875651123² = 1533529778422322258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (875651323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437825561 + 437825562.

It is an arithmetic number, because the mean of its divisors is an integer number (437825562).

Almost surely, 2^875651123 is an apocalyptic number.

875651123 is a deficient number, since it is larger than the sum of its proper divisors (1).

875651123 is an equidigital number, since it uses as much as digits as its factorization.

875651123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 38.

The square root of 875651123 is about 29591.4028562351. The cubic root of 875651123 is about 956.7027808457.

It can be divided in two parts, 87565 and 1123, that added together give a palindrome (88688).

The spelling of 875651123 in words is "eight hundred seventy-five million, six hundred fifty-one thousand, one hundred twenty-three".