1130926881 has 16 divisors (see below), whose sum is σ = 1724248064. Its totient is φ = 645894864.

The previous prime is 1130926847. The next prime is 1130926889. The reversal of 1130926881 is 1886290311.

It is not a de Polignac number, because 1130926881 - 2⁶ = 1130926817 is a prime.

It is a super-2 number, since 2×1130926881² = 2557991220336776322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1130926889) 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, 28176 + ... + 55278.

It is an arithmetic number, because the mean of its divisors is an integer number (107765504).

Almost surely, 2^1130926881 is an apocalyptic number.

It is an amenable number.

1130926881 is a deficient number, since it is larger than the sum of its proper divisors (593321183).

1130926881 is a wasteful number, since it uses less digits than its factorization.

1130926881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29100.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 1130926881 is about 33629.2563254081. The cubic root of 1130926881 is about 1041.8651444675.

The spelling of 1130926881 in words is "one billion, one hundred thirty million, nine hundred twenty-six thousand, eight hundred eighty-one".