123411130115015 has 8 divisors (see below), whose sum is σ = 148093424845008. Its totient is φ = 98728858287360.

The previous prime is 123411130114991. The next prime is 123411130115023. The reversal of 123411130115015 is 510511031114321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123411130115015 - 2¹⁴ = 123411130098631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10111784 + ... + 18683426.

It is an arithmetic number, because the mean of its divisors is an integer number (18511678105626).

Almost surely, 2^{123411130115015} is an apocalyptic number.

123411130115015 is a deficient number, since it is larger than the sum of its proper divisors (24682294729993).

123411130115015 is an equidigital number, since it uses as much as digits as its factorization.

123411130115015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11451169.

The product of its (nonzero) digits is 1800, while the sum is 29.

Adding to 123411130115015 its reverse (510511031114321), we get a palindrome (633922161229336).

The spelling of 123411130115015 in words is "one hundred twenty-three trillion, four hundred eleven billion, one hundred thirty million, one hundred fifteen thousand, fifteen".