11328458961 has 8 divisors (see below), whose sum is σ = 15360622560. Its totient is φ = 7424300672.

The previous prime is 11328458941. The next prime is 11328458983. The reversal of 11328458961 is 16985482311.

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 11328458961 - 2²³ = 11320070353 is a prime.

It is a super-2 number, since 2×11328458961² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11328458961.

It is not an unprimeable number, because it can be changed into a prime (11328458941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32001120 + ... + 32001473.

It is an arithmetic number, because the mean of its divisors is an integer number (1920077820).

Almost surely, 2^11328458961 is an apocalyptic number.

It is an amenable number.

11328458961 is a deficient number, since it is larger than the sum of its proper divisors (4032163599).

11328458961 is an equidigital number, since it uses as much as digits as its factorization.

11328458961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64002655.

The product of its digits is 414720, while the sum is 48.

The spelling of 11328458961 in words is "eleven billion, three hundred twenty-eight million, four hundred fifty-eight thousand, nine hundred sixty-one".