1130539978 has 8 divisors (see below), whose sum is σ = 1703415168. Its totient is φ = 562734924.

The previous prime is 1130539951. The next prime is 1130539997. The reversal of 1130539978 is 8799350311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266976 + ... + 1267867.

It is an arithmetic number, because the mean of its divisors is an integer number (212926896).

Almost surely, 2^1130539978 is an apocalyptic number.

1130539978 is a deficient number, since it is larger than the sum of its proper divisors (572875190).

1130539978 is a wasteful number, since it uses less digits than its factorization.

1130539978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535068.

The product of its (nonzero) digits is 204120, while the sum is 46.

The square root of 1130539978 is about 33623.5033570269. The cubic root of 1130539978 is about 1041.7463195951.

The spelling of 1130539978 in words is "one billion, one hundred thirty million, five hundred thirty-nine thousand, nine hundred seventy-eight".