123241102451 has 2 divisors, whose sum is σ = 123241102452. Its totient is φ = 123241102450.

The previous prime is 123241102433. The next prime is 123241102471. The reversal of 123241102451 is 154201142321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123241102451 - 2²⁶ = 123173993587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123241102451.

It is not a weakly prime, because it can be changed into another prime (123241102471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61620551225 + 61620551226.

It is an arithmetic number, because the mean of its divisors is an integer number (61620551226).

Almost surely, 2^123241102451 is an apocalyptic number.

123241102451 is a deficient number, since it is larger than the sum of its proper divisors (1).

123241102451 is an equidigital number, since it uses as much as digits as its factorization.

123241102451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 123241102451 its reverse (154201142321), we get a palindrome (277442244772).

The spelling of 123241102451 in words is "one hundred twenty-three billion, two hundred forty-one million, one hundred two thousand, four hundred fifty-one".