1130201992 has 8 divisors (see below), whose sum is σ = 2119128750. Its totient is φ = 565100992.

The previous prime is 1130201959. The next prime is 1130202001. The reversal of 1130201992 is 2991020311.

It can be written as a sum of positive squares in only one way, i.e., 869896036 + 260305956 = 29494^2 + 16134^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1130201992.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70637617 + ... + 70637632.

Almost surely, 2^1130201992 is an apocalyptic number.

It is an amenable number.

1130201992 is a deficient number, since it is larger than the sum of its proper divisors (988926758).

1130201992 is a wasteful number, since it uses less digits than its factorization.

1130201992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141275255 (or 141275251 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 1130201992 is about 33618.4769434905. The cubic root of 1130201992 is about 1041.6424958260.

The spelling of 1130201992 in words is "one billion, one hundred thirty million, two hundred one thousand, nine hundred ninety-two".