1040561252 has 12 divisors (see below), whose sum is σ = 1879723776. Its totient is φ = 503497320.

The previous prime is 1040561251. The next prime is 1040561273. The reversal of 1040561252 is 2521650401.

It is not an unprimeable number, because it can be changed into a prime (1040561251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4195688 + ... + 4195935.

It is an arithmetic number, because the mean of its divisors is an integer number (156643648).

Almost surely, 2^1040561252 is an apocalyptic number.

It is an amenable number.

1040561252 is a deficient number, since it is larger than the sum of its proper divisors (839162524).

1040561252 is a wasteful number, since it uses less digits than its factorization.

1040561252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8391658 (or 8391656 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1040561252 is about 32257.7316623472. The cubic root of 1040561252 is about 1013.3416267308.

The spelling of 1040561252 in words is "one billion, forty million, five hundred sixty-one thousand, two hundred fifty-two".