123014014457 has 2 divisors, whose sum is σ = 123014014458. Its totient is φ = 123014014456.

The previous prime is 123014014427. The next prime is 123014014471. The reversal of 123014014457 is 754410410321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84064623721 + 38949390736 = 289939^2 + 197356^2 .

It is a cyclic number.

It is not a de Polignac number, because 123014014457 - 2²⁶ = 122946905593 is a prime.

It is not a weakly prime, because it can be changed into another prime (123014014427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61507007228 + 61507007229.

It is an arithmetic number, because the mean of its divisors is an integer number (61507007229).

Almost surely, 2^123014014457 is an apocalyptic number.

It is an amenable number.

123014014457 is a deficient number, since it is larger than the sum of its proper divisors (1).

123014014457 is an equidigital number, since it uses as much as digits as its factorization.

123014014457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 32.

Adding to 123014014457 its reverse (754410410321), we get a palindrome (877424424778).

The spelling of 123014014457 in words is "one hundred twenty-three billion, fourteen million, fourteen thousand, four hundred fifty-seven".