1053044240 has 40 divisors (see below), whose sum is σ = 2477841408. Its totient is φ = 416140160.

The previous prime is 1053044231. The next prime is 1053044257. The reversal of 1053044240 is 424403501.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1053044240² = 2217804342794355200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72656 + ... + 85935.

Almost surely, 2^1053044240 is an apocalyptic number.

1053044240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053044240 is an abundant number, since it is smaller than the sum of its proper divisors (1424797168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1053044240 is a wasteful number, since it uses less digits than its factorization.

1053044240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158687 (or 158681 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 1053044240 is about 32450.6431369241. The cubic root of 1053044240 is about 1017.3776803015.

Adding to 1053044240 its reverse (424403501), we get a palindrome (1477447741).

The spelling of 1053044240 in words is "one billion, fifty-three million, forty-four thousand, two hundred forty".