1129964600 has 48 divisors (see below), whose sum is σ = 2683087200. Its totient is φ = 442365440.

The previous prime is 1129964557. The next prime is 1129964603. The reversal of 1129964600 is 64699211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129964603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50705 + ... + 69504.

It is an arithmetic number, because the mean of its divisors is an integer number (55897650).

Almost surely, 2^1129964600 is an apocalyptic number.

1129964600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1129964600 is an abundant number, since it is smaller than the sum of its proper divisors (1553122600).

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

1129964600 is a wasteful number, since it uses less digits than its factorization.

1129964600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120272 (or 120263 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 1129964600 is about 33614.9460805755. The cubic root of 1129964600 is about 1041.5695605123.

The spelling of 1129964600 in words is "one billion, one hundred twenty-nine million, nine hundred sixty-four thousand, six hundred".