1129820152 has 16 divisors (see below), whose sum is σ = 2119568400. Its totient is φ = 564601920.

The previous prime is 1129820147. The next prime is 1129820177. The reversal of 1129820152 is 2510289211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22549 + ... + 52612.

It is an arithmetic number, because the mean of its divisors is an integer number (132473025).

Almost surely, 2^1129820152 is an apocalyptic number.

It is an amenable number.

1129820152 is a deficient number, since it is larger than the sum of its proper divisors (989748248).

1129820152 is a wasteful number, since it uses less digits than its factorization.

1129820152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77046 (or 77042 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 1129820152 is about 33612.7974438308. The cubic root of 1129820152 is about 1041.5251759209.

The spelling of 1129820152 in words is "one billion, one hundred twenty-nine million, eight hundred twenty thousand, one hundred fifty-two".