1161513033026 has 16 divisors (see below), whose sum is σ = 1744199919000. Its totient is φ = 580113162240.

The previous prime is 1161513033017. The next prime is 1161513033049. The reversal of 1161513033026 is 6203303151611.

It can be written as a sum of positive squares in 4 ways, for example, as 1037291325625 + 124221707401 = 1018475^2 + 352451^2 .

It is a super-2 number, since 2×1161513033026² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1161513032983 and 1161513033001.

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, 37597106 + ... + 37627986.

Almost surely, 2^{1161513033026} is an apocalyptic number.

1161513033026 is a deficient number, since it is larger than the sum of its proper divisors (582686885974).

1161513033026 is a wasteful number, since it uses less digits than its factorization.

1161513033026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51109.

The product of its (nonzero) digits is 9720, while the sum is 32.

Adding to 1161513033026 its reverse (6203303151611), we get a palindrome (7364816184637).

The spelling of 1161513033026 in words is "one trillion, one hundred sixty-one billion, five hundred thirteen million, thirty-three thousand, twenty-six".