13240124111997 has 16 divisors (see below), whose sum is σ = 19620901615680. Its totient is φ = 8824093088976.

The previous prime is 13240124111983. The next prime is 13240124111999. The reversal of 13240124111997 is 79911142104231.

13240124111997 is a `hidden beast` number, since 1 + 3 + 2 + 40 + 1 + 2 + 411 + 199 + 7 = 666.

It is not a de Polignac number, because 13240124111997 - 2¹² = 13240124107901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13240124111999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73695258 + ... + 73874699.

It is an arithmetic number, because the mean of its divisors is an integer number (1226306350980).

Almost surely, 2^{13240124111997} is an apocalyptic number.

It is an amenable number.

13240124111997 is a deficient number, since it is larger than the sum of its proper divisors (6380777503683).

13240124111997 is a wasteful number, since it uses less digits than its factorization.

13240124111997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147573289 (or 147573283 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The spelling of 13240124111997 in words is "thirteen trillion, two hundred forty billion, one hundred twenty-four million, one hundred eleven thousand, nine hundred ninety-seven".