123465112634 has 4 divisors (see below), whose sum is σ = 185197668954. Its totient is φ = 61732556316.

The previous prime is 123465112613. The next prime is 123465112663. The reversal of 123465112634 is 436211564321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 77978887009 + 45486225625 = 279247^2 + 213275^2 .

It is an unprimeable number.

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, 30866278157 + ... + 30866278160.

Almost surely, 2^123465112634 is an apocalyptic number.

123465112634 is a deficient number, since it is larger than the sum of its proper divisors (61732556320).

123465112634 is an equidigital number, since it uses as much as digits as its factorization.

123465112634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61732556319.

The product of its digits is 103680, while the sum is 38.

Adding to 123465112634 its reverse (436211564321), we get a palindrome (559676676955).

The spelling of 123465112634 in words is "one hundred twenty-three billion, four hundred sixty-five million, one hundred twelve thousand, six hundred thirty-four".