1164001552 has 80 divisors (see below), whose sum is σ = 2619971200. Its totient is φ = 490696704.

The previous prime is 1164001481. The next prime is 1164001561. The reversal of 1164001552 is 2551004611.

It is a happy number.

It is a super-2 number, since 2×1164001552² = 2709799226116817408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3335074 + ... + 3335422.

It is an arithmetic number, because the mean of its divisors is an integer number (32749640).

Almost surely, 2^1164001552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1164001552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1309985600).

1164001552 is an abundant number, since it is smaller than the sum of its proper divisors (1455969648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1164001552 is a wasteful number, since it uses less digits than its factorization.

1164001552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768 (or 762 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 1164001552 is about 34117.4669634192. The cubic root of 1164001552 is about 1051.9243778379.

The spelling of 1164001552 in words is "one billion, one hundred sixty-four million, one thousand, five hundred fifty-two".