1311124545153 has 16 divisors (see below), whose sum is σ = 1959596178240. Its totient is φ = 866347780032.

The previous prime is 1311124545109. The next prime is 1311124545169. The reversal of 1311124545153 is 3515454211131.

1311124545153 is a `hidden beast` number, since 1 + 3 + 1 + 112 + 45 + 451 + 53 = 666.

It is not a de Polignac number, because 1311124545153 - 2²⁸ = 1310856109697 is a prime.

It is a super-2 number, since 2×1311124545153² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1311124545553) 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, 214864951 + ... + 214871052.

It is an arithmetic number, because the mean of its divisors is an integer number (122474761140).

Almost surely, 2^{1311124545153} is an apocalyptic number.

It is an amenable number.

1311124545153 is a deficient number, since it is larger than the sum of its proper divisors (648471633087).

1311124545153 is a wasteful number, since it uses less digits than its factorization.

1311124545153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429736125 (or 429736119 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

Adding to 1311124545153 its reverse (3515454211131), we get a palindrome (4826578756284).

The spelling of 1311124545153 in words is "one trillion, three hundred eleven billion, one hundred twenty-four million, five hundred forty-five thousand, one hundred fifty-three".