1161070332511 has 16 divisors (see below), whose sum is σ = 1233928656000. Its totient is φ = 1089429511968.

The previous prime is 1161070332503. The next prime is 1161070332533. The reversal of 1161070332511 is 1152330701611.

It is a cyclic number.

It is not a de Polignac number, because 1161070332511 - 2³ = 1161070332503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161070332011) 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, 391396 + ... + 1573318.

It is an arithmetic number, because the mean of its divisors is an integer number (77120541000).

Almost surely, 2^{1161070332511} is an apocalyptic number.

1161070332511 is a deficient number, since it is larger than the sum of its proper divisors (72858323489).

1161070332511 is a wasteful number, since it uses less digits than its factorization.

1161070332511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182438.

The product of its (nonzero) digits is 3780, while the sum is 31.

The spelling of 1161070332511 in words is "one trillion, one hundred sixty-one billion, seventy million, three hundred thirty-two thousand, five hundred eleven".