124354545137 has 2 divisors, whose sum is σ = 124354545138. Its totient is φ = 124354545136.

The previous prime is 124354545079. The next prime is 124354545163. The reversal of 124354545137 is 731545453421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100783391296 + 23571153841 = 317464^2 + 153529^2 .

It is a cyclic number.

It is not a de Polignac number, because 124354545137 - 2²⁴ = 124337767921 is a prime.

It is not a weakly prime, because it can be changed into another prime (124354545037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62177272568 + 62177272569.

It is an arithmetic number, because the mean of its divisors is an integer number (62177272569).

Almost surely, 2^124354545137 is an apocalyptic number.

It is an amenable number.

124354545137 is a deficient number, since it is larger than the sum of its proper divisors (1).

124354545137 is an equidigital number, since it uses as much as digits as its factorization.

124354545137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008000, while the sum is 44.

Adding to 124354545137 its reverse (731545453421), we get a palindrome (855899998558).

The spelling of 124354545137 in words is "one hundred twenty-four billion, three hundred fifty-four million, five hundred forty-five thousand, one hundred thirty-seven".