1130500989 has 16 divisors (see below), whose sum is σ = 1684851840. Its totient is φ = 749151360.

The previous prime is 1130500961. The next prime is 1130500999. The reversal of 1130500989 is 9890050311.

It is a happy number.

It is not a de Polignac number, because 1130500989 - 2⁸ = 1130500733 is a prime.

It is a super-2 number, since 2×1130500989² = 2556064972259956242, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130500999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120852 + ... + 129869.

It is an arithmetic number, because the mean of its divisors is an integer number (105303240).

Almost surely, 2^1130500989 is an apocalyptic number.

It is an amenable number.

1130500989 is a deficient number, since it is larger than the sum of its proper divisors (554350851).

1130500989 is a wasteful number, since it uses less digits than its factorization.

1130500989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250897 (or 250891 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 1130500989 is about 33622.9235641400. The cubic root of 1130500989 is about 1041.7343438682.

The spelling of 1130500989 in words is "one billion, one hundred thirty million, five hundred thousand, nine hundred eighty-nine".