1164638308 has 6 divisors (see below), whose sum is σ = 2038117046. Its totient is φ = 582319152.

The previous prime is 1164638297. The next prime is 1164638309. The reversal of 1164638308 is 8038364611.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 604274724 + 560363584 = 24582^2 + 23672^2 .

It is a super-2 number, since 2×1164638308² = 2712764776922205728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1164638309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145579785 + ... + 145579792.

Almost surely, 2^1164638308 is an apocalyptic number.

It is an amenable number.

1164638308 is a deficient number, since it is larger than the sum of its proper divisors (873478738).

1164638308 is a wasteful number, since it uses less digits than its factorization.

1164638308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291159581 (or 291159579 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 1164638308 is about 34126.7975057725. The cubic root of 1164638308 is about 1052.1161579536.

The spelling of 1164638308 in words is "one billion, one hundred sixty-four million, six hundred thirty-eight thousand, three hundred eight".