1141556252 has 24 divisors (see below), whose sum is σ = 2105451600. Its totient is φ = 540072576.

The previous prime is 1141556231. The next prime is 1141556291. The reversal of 1141556252 is 2526551411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56024 + ... + 73632.

It is an arithmetic number, because the mean of its divisors is an integer number (87727150).

Almost surely, 2^1141556252 is an apocalyptic number.

It is an amenable number.

1141556252 is a deficient number, since it is larger than the sum of its proper divisors (963895348).

1141556252 is a wasteful number, since it uses less digits than its factorization.

1141556252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18485 (or 18483 counting only the distinct ones).

The product of its digits is 12000, while the sum is 32.

The square root of 1141556252 is about 33786.9242755241. The cubic root of 1141556252 is about 1045.1190700919.

The spelling of 1141556252 in words is "one billion, one hundred forty-one million, five hundred fifty-six thousand, two hundred fifty-two".