1145077252 has 24 divisors (see below), whose sum is σ = 2187646272. Its totient is φ = 520111200.

The previous prime is 1145077231. The next prime is 1145077253. The reversal of 1145077252 is 2527705411.

It is a super-2 number, since 2×1145077252² = 2622403826095743008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1145077253) 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, 56977 + ... + 74407.

It is an arithmetic number, because the mean of its divisors is an integer number (91151928).

Almost surely, 2^1145077252 is an apocalyptic number.

It is an amenable number.

1145077252 is a deficient number, since it is larger than the sum of its proper divisors (1042569020).

1145077252 is a wasteful number, since it uses less digits than its factorization.

1145077252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18939 (or 18937 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 34.

The square root of 1145077252 is about 33838.9901149547. The cubic root of 1145077252 is about 1046.1924840783.

The spelling of 1145077252 in words is "one billion, one hundred forty-five million, seventy-seven thousand, two hundred fifty-two".