1130561376 has 48 divisors (see below), whose sum is σ = 3391686144. Its totient is φ = 323017344.

The previous prime is 1130561371. The next prime is 1130561423. The reversal of 1130561376 is 6731650311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130561371) 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, 840520 + ... + 841863.

It is an arithmetic number, because the mean of its divisors is an integer number (70660128).

Almost surely, 2^1130561376 is an apocalyptic number.

1130561376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1130561376 is an abundant number, since it is smaller than the sum of its proper divisors (2261124768).

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

1130561376 is a wasteful number, since it uses less digits than its factorization.

1130561376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1682403 (or 1682395 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 1130561376 is about 33623.8215555579. The cubic root of 1130561376 is about 1041.7528920140.

The spelling of 1130561376 in words is "one billion, one hundred thirty million, five hundred sixty-one thousand, three hundred seventy-six".