1151121652115 has 64 divisors (see below), whose sum is σ = 1460301820416. Its totient is φ = 870235471872.

The previous prime is 1151121652091. The next prime is 1151121652129. The reversal of 1151121652115 is 5112561211511.

It is a cyclic number.

It is not a de Polignac number, because 1151121652115 - 2²⁸ = 1150853216659 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 506431619 + ... + 506433891.

It is an arithmetic number, because the mean of its divisors is an integer number (22817215944).

Almost surely, 2^{1151121652115} is an apocalyptic number.

1151121652115 is a deficient number, since it is larger than the sum of its proper divisors (309180168301).

1151121652115 is a wasteful number, since it uses less digits than its factorization.

1151121652115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008.

The product of its digits is 3000, while the sum is 32.

Adding to 1151121652115 its reverse (5112561211511), we get a palindrome (6263682863626).

The spelling of 1151121652115 in words is "one trillion, one hundred fifty-one billion, one hundred twenty-one million, six hundred fifty-two thousand, one hundred fifteen".