1131742700 has 72 divisors (see below), whose sum is σ = 2836787184. Its totient is φ = 387328000.

The previous prime is 1131742691. The next prime is 1131742783. The reversal of 1131742700 is 72471311.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1131742700.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11561 + ... + 48960.

It is an arithmetic number, because the mean of its divisors is an integer number (39399822).

Almost surely, 2^1131742700 is an apocalyptic number.

1131742700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131742700 is an abundant number, since it is smaller than the sum of its proper divisors (1705044484).

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

1131742700 is a wasteful number, since it uses less digits than its factorization.

1131742700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60563 (or 60556 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 1131742700 is about 33641.3837408630. The cubic root of 1131742700 is about 1042.1156083699.

The spelling of 1131742700 in words is "one billion, one hundred thirty-one million, seven hundred forty-two thousand, seven hundred".