1164411881 has 8 divisors (see below), whose sum is σ = 1169868480. Its totient is φ = 1158964848.

The previous prime is 1164411847. The next prime is 1164411883. The reversal of 1164411881 is 1881144611.

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 1164411881 - 2¹⁴ = 1164395497 is a prime.

It is a super-2 number, since 2×1164411881² = 2711710057227916322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1164411883) 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, 363770 + ... + 366956.

It is an arithmetic number, because the mean of its divisors is an integer number (146233560).

Almost surely, 2^1164411881 is an apocalyptic number.

It is an amenable number.

1164411881 is a deficient number, since it is larger than the sum of its proper divisors (5456599).

1164411881 is a wasteful number, since it uses less digits than its factorization.

1164411881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4783.

The product of its digits is 6144, while the sum is 35.

The square root of 1164411881 is about 34123.4799075358. The cubic root of 1164411881 is about 1052.0479699894.

The spelling of 1164411881 in words is "one billion, one hundred sixty-four million, four hundred eleven thousand, eight hundred eighty-one".