123533051 has 2 divisors, whose sum is σ = 123533052. Its totient is φ = 123533050.

The previous prime is 123533021. The next prime is 123533063. The reversal of 123533051 is 150335321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123533051 - 2²⁶ = 56424187 is a prime.

It is not a weakly prime, because it can be changed into another prime (123533021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61766525 + 61766526.

It is an arithmetic number, because the mean of its divisors is an integer number (61766526).

Almost surely, 2^123533051 is an apocalyptic number.

123533051 is a deficient number, since it is larger than the sum of its proper divisors (1).

123533051 is an equidigital number, since it uses as much as digits as its factorization.

123533051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 123533051 is about 11114.5423207616. The cubic root of 123533051 is about 498.0363663813.

Adding to 123533051 its reverse (150335321), we get a palindrome (273868372).

The spelling of 123533051 in words is "one hundred twenty-three million, five hundred thirty-three thousand, fifty-one".