1053042556 has 12 divisors (see below), whose sum is σ = 1843203600. Its totient is φ = 526412960.

The previous prime is 1053042541. The next prime is 1053042559. The reversal of 1053042556 is 6552403501.

It is a super-2 number, since 2×1053042556² = 2217797249494026272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053042559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2785 + ... + 45976.

It is an arithmetic number, because the mean of its divisors is an integer number (153600300).

Almost surely, 2^1053042556 is an apocalyptic number.

It is an amenable number.

1053042556 is a deficient number, since it is larger than the sum of its proper divisors (790161044).

1053042556 is a wasteful number, since it uses less digits than its factorization.

1053042556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54164 (or 54162 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 1053042556 is about 32450.6171898163. The cubic root of 1053042556 is about 1017.3771379802.

The spelling of 1053042556 in words is "one billion, fifty-three million, forty-two thousand, five hundred fifty-six".