1140002252 has 24 divisors (see below), whose sum is σ = 2118667824. Its totient is φ = 534868992.

The previous prime is 1140002207. The next prime is 1140002257. The reversal of 1140002252 is 2522000411.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 1140002252.

It is not an unprimeable number, because it can be changed into a prime (1140002257) 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, 1958 + ... + 47789.

It is an arithmetic number, because the mean of its divisors is an integer number (88277826).

Almost surely, 2^1140002252 is an apocalyptic number.

It is an amenable number.

1140002252 is a deficient number, since it is larger than the sum of its proper divisors (978665572).

1140002252 is a wasteful number, since it uses less digits than its factorization.

1140002252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50105 (or 50103 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1140002252 is about 33763.9193814936. The cubic root of 1140002252 is about 1044.6446146985.

Adding to 1140002252 its reverse (2522000411), we get a palindrome (3662002663).

The spelling of 1140002252 in words is "one billion, one hundred forty million, two thousand, two hundred fifty-two".