123275863 has 2 divisors, whose sum is σ = 123275864. Its totient is φ = 123275862.

The previous prime is 123275843. The next prime is 123275879. The reversal of 123275863 is 368572321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123275863 - 2⁹ = 123275351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123275813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61637931 + 61637932.

It is an arithmetic number, because the mean of its divisors is an integer number (61637932).

Almost surely, 2^123275863 is an apocalyptic number.

123275863 is a deficient number, since it is larger than the sum of its proper divisors (1).

123275863 is an equidigital number, since it uses as much as digits as its factorization.

123275863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 37.

The square root of 123275863 is about 11102.9664054252. The cubic root of 123275863 is about 497.6904995061.

The spelling of 123275863 in words is "one hundred twenty-three million, two hundred seventy-five thousand, eight hundred sixty-three".