123351454651 has 2 divisors, whose sum is σ = 123351454652. Its totient is φ = 123351454650.

The previous prime is 123351454627. The next prime is 123351454727. The reversal of 123351454651 is 156454153321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123351454651 - 2⁹ = 123351454139 is a prime.

It is not a weakly prime, because it can be changed into another prime (123351454621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61675727325 + 61675727326.

It is an arithmetic number, because the mean of its divisors is an integer number (61675727326).

Almost surely, 2^123351454651 is an apocalyptic number.

123351454651 is a deficient number, since it is larger than the sum of its proper divisors (1).

123351454651 is an equidigital number, since it uses as much as digits as its factorization.

123351454651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 40.

The spelling of 123351454651 in words is "one hundred twenty-three billion, three hundred fifty-one million, four hundred fifty-four thousand, six hundred fifty-one".