123553337 has 2 divisors, whose sum is σ = 123553338. Its totient is φ = 123553336.

The previous prime is 123553327. The next prime is 123553349. The reversal of 123553337 is 733355321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97990201 + 25563136 = 9899^2 + 5056^2 .

It is a cyclic number.

It is not a de Polignac number, because 123553337 - 2⁶ = 123553273 is a prime.

It is not a weakly prime, because it can be changed into another prime (123553327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61776668 + 61776669.

It is an arithmetic number, because the mean of its divisors is an integer number (61776669).

Almost surely, 2^123553337 is an apocalyptic number.

It is an amenable number.

123553337 is a deficient number, since it is larger than the sum of its proper divisors (1).

123553337 is an equidigital number, since it uses as much as digits as its factorization.

123553337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28350, while the sum is 32.

The square root of 123553337 is about 11115.4548714841. The cubic root of 123553337 is about 498.0636265968.

The spelling of 123553337 in words is "one hundred twenty-three million, five hundred fifty-three thousand, three hundred thirty-seven".