11134007661 has 16 divisors (see below), whose sum is σ = 16970252288. Its totient is φ = 6360735600.

The previous prime is 11134007653. The next prime is 11134007663. The reversal of 11134007661 is 16670043111.

It is not a de Polignac number, because 11134007661 - 2³ = 11134007653 is a prime.

It is a super-2 number, since 2×11134007661² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11134007663) 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, 26196 + ... + 151506.

It is an arithmetic number, because the mean of its divisors is an integer number (1060640768).

Almost surely, 2^11134007661 is an apocalyptic number.

It is an amenable number.

11134007661 is a deficient number, since it is larger than the sum of its proper divisors (5836244627).

11134007661 is a wasteful number, since it uses less digits than its factorization.

11134007661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129552.

The product of its (nonzero) digits is 3024, while the sum is 30.

The spelling of 11134007661 in words is "eleven billion, one hundred thirty-four million, seven thousand, six hundred sixty-one".