1129875190 has 16 divisors (see below), whose sum is σ = 2034872928. Its totient is φ = 451706176.

The previous prime is 1129875139. The next prime is 1129875191. The reversal of 1129875190 is 915789211.

It is a super-2 number, since 2×1129875190² = 2553235889955072200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129875191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10402 + ... + 48661.

It is an arithmetic number, because the mean of its divisors is an integer number (127179558).

Almost surely, 2^1129875190 is an apocalyptic number.

1129875190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1129875190 is a deficient number, since it is larger than the sum of its proper divisors (904997738).

1129875190 is a wasteful number, since it uses less digits than its factorization.

1129875190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60983.

The product of its (nonzero) digits is 45360, while the sum is 43.

The square root of 1129875190 is about 33613.6161398919. The cubic root of 1129875190 is about 1041.5420879140.

The spelling of 1129875190 in words is "one billion, one hundred twenty-nine million, eight hundred seventy-five thousand, one hundred ninety".