1145055712 has 24 divisors (see below), whose sum is σ = 2262916656. Its totient is φ = 570346752.

The previous prime is 1145055701. The next prime is 1145055721. The reversal of 1145055712 is 2175505411.

It is a super-2 number, since 2×1145055712² = 2622305167167653888, which contains 22 as substring.

It is a congruent number.

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, 59613 + ... + 76444.

It is an arithmetic number, because the mean of its divisors is an integer number (94288194).

Almost surely, 2^1145055712 is an apocalyptic number.

It is an amenable number.

1145055712 is a deficient number, since it is larger than the sum of its proper divisors (1117860944).

1145055712 is a wasteful number, since it uses less digits than its factorization.

1145055712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136330 (or 136322 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 31.

The square root of 1145055712 is about 33838.6718415484. The cubic root of 1145055712 is about 1046.1859240763.

The spelling of 1145055712 in words is "one billion, one hundred forty-five million, fifty-five thousand, seven hundred twelve".