1156212313145 has 8 divisors (see below), whose sum is σ = 1388307554304. Its totient is φ = 924401331504.

The previous prime is 1156212313127. The next prime is 1156212313159. The reversal of 1156212313145 is 5413132126511.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1156212313145 - 2²⁸ = 1155943877689 is a prime.

It is a super-2 number, since 2×1156212313145² (a number of 25 digits) contains 22 as substring.

It is a Duffinian 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, 71055929 + ... + 71072198.

It is an arithmetic number, because the mean of its divisors is an integer number (173538444288).

Almost surely, 2^{1156212313145} is an apocalyptic number.

It is an amenable number.

1156212313145 is a deficient number, since it is larger than the sum of its proper divisors (232095241159).

1156212313145 is a wasteful number, since it uses less digits than its factorization.

1156212313145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142129759.

The product of its digits is 21600, while the sum is 35.

Adding to 1156212313145 its reverse (5413132126511), we get a palindrome (6569344439656).

The spelling of 1156212313145 in words is "one trillion, one hundred fifty-six billion, two hundred twelve million, three hundred thirteen thousand, one hundred forty-five".