1145633260 has 48 divisors (see below), whose sum is σ = 2425743936. Its totient is φ = 454479872.

The previous prime is 1145633233. The next prime is 1145633297. The reversal of 1145633260 is 623365411.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1856472 + ... + 1857088.

It is an arithmetic number, because the mean of its divisors is an integer number (50536332).

Almost surely, 2^1145633260 is an apocalyptic number.

1145633260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145633260 is an abundant number, since it is smaller than the sum of its proper divisors (1280110676).

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

1145633260 is a wasteful number, since it uses less digits than its factorization.

1145633260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242 (or 1240 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1145633260 is about 33847.2046113117. The cubic root of 1145633260 is about 1046.3617877260.

Adding to 1145633260 its reverse (623365411), we get a palindrome (1768998671).

The spelling of 1145633260 in words is "one billion, one hundred forty-five million, six hundred thirty-three thousand, two hundred sixty".