123155054512363 has 2 divisors, whose sum is σ = 123155054512364. Its totient is φ = 123155054512362.

The previous prime is 123155054512351. The next prime is 123155054512379. The reversal of 123155054512363 is 363215450551321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123155054512363 - 2⁹ = 123155054511851 is a prime.

It is not a weakly prime, because it can be changed into another prime (123155054512333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61577527256181 + 61577527256182.

It is an arithmetic number, because the mean of its divisors is an integer number (61577527256182).

Almost surely, 2^{123155054512363} is an apocalyptic number.

123155054512363 is a deficient number, since it is larger than the sum of its proper divisors (1).

123155054512363 is an equidigital number, since it uses as much as digits as its factorization.

123155054512363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 123155054512363 in words is "one hundred twenty-three trillion, one hundred fifty-five billion, fifty-four million, five hundred twelve thousand, three hundred sixty-three".