1140663045 has 8 divisors (see below), whose sum is σ = 1825060896. Its totient is φ = 608353616.

The previous prime is 1140663037. The next prime is 1140663049. The reversal of 1140663045 is 5403660411.

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

It is a cyclic number.

It is not a de Polignac number, because 1140663045 - 2³ = 1140663037 is a prime.

It is a super-2 number, since 2×1140663045² = 2602224364457344050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140663049) 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, 38022087 + ... + 38022116.

It is an arithmetic number, because the mean of its divisors is an integer number (228132612).

Almost surely, 2^1140663045 is an apocalyptic number.

1140663045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1140663045 is a deficient number, since it is larger than the sum of its proper divisors (684397851).

1140663045 is an equidigital number, since it uses as much as digits as its factorization.

1140663045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76044211.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1140663045 is about 33773.7034540188. The cubic root of 1140663045 is about 1044.8464156207.

The spelling of 1140663045 in words is "one billion, one hundred forty million, six hundred sixty-three thousand, forty-five".