123554455337 has 2 divisors, whose sum is σ = 123554455338. Its totient is φ = 123554455336.

The previous prime is 123554455327. The next prime is 123554455351. The reversal of 123554455337 is 733554455321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115891904041 + 7662551296 = 340429^2 + 87536^2 .

It is a cyclic number.

It is not a de Polignac number, because 123554455337 - 2²⁰ = 123553406761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123554455291 and 123554455300.

It is not a weakly prime, because it can be changed into another prime (123554455307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61777227668 + 61777227669.

It is an arithmetic number, because the mean of its divisors is an integer number (61777227669).

Almost surely, 2^123554455337 is an apocalyptic number.

It is an amenable number.

123554455337 is a deficient number, since it is larger than the sum of its proper divisors (1).

123554455337 is an equidigital number, since it uses as much as digits as its factorization.

123554455337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780000, while the sum is 47.

The spelling of 123554455337 in words is "one hundred twenty-three billion, five hundred fifty-four million, four hundred fifty-five thousand, three hundred thirty-seven".