1143056252 has 48 divisors (see below), whose sum is σ = 2178836352. Its totient is φ = 521579520.

The previous prime is 1143056249. The next prime is 1143056263. The reversal of 1143056252 is 2526503411.

It is a congruent number.

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, 2468573 + ... + 2469035.

It is an arithmetic number, because the mean of its divisors is an integer number (45392424).

Almost surely, 2^1143056252 is an apocalyptic number.

It is an amenable number.

1143056252 is a deficient number, since it is larger than the sum of its proper divisors (1035780100).

1143056252 is a wasteful number, since it uses less digits than its factorization.

1143056252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918 (or 916 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 1143056252 is about 33809.1149248246. The cubic root of 1143056252 is about 1045.5766303923.

Adding to 1143056252 its reverse (2526503411), we get a palindrome (3669559663).

The spelling of 1143056252 in words is "one billion, one hundred forty-three million, fifty-six thousand, two hundred fifty-two".