1164952530 has 160 divisors (see below), whose sum is σ = 3735984384. Its totient is φ = 254669184.

The previous prime is 1164952499. The next prime is 1164952531. The reversal of 1164952530 is 352594611.

1164952530 is a `hidden beast` number, since 1 + 1 + 649 + 5 + 2 + 5 + 3 + 0 = 666.

It is a super-2 number, since 2×1164952530² = 2714228794306801800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1164952531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 125944 + ... + 134876.

Almost surely, 2^1164952530 is an apocalyptic number.

1164952530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1164952530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1867992192).

1164952530 is an abundant number, since it is smaller than the sum of its proper divisors (2571031854).

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

1164952530 is a wasteful number, since it uses less digits than its factorization.

1164952530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8982 (or 8973 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 1164952530 is about 34131.4009381391. The cubic root of 1164952530 is about 1052.2107705366.

It can be divided in two parts, 116495 and 2530, that added together give a square (119025 = 345²).

The spelling of 1164952530 in words is "one billion, one hundred sixty-four million, nine hundred fifty-two thousand, five hundred thirty".