1052135444 has 12 divisors (see below), whose sum is σ = 1842758484. Its totient is φ = 525633024.

The previous prime is 1052135417. The next prime is 1052135453. The reversal of 1052135444 is 4445312501.

It can be written as a sum of positive squares in 2 ways, for example, as 748679044 + 303456400 = 27362^2 + 17420^2 .

It is a super-2 number, since 2×1052135444² = 2213977985042154272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103199 + ... + 112934.

It is an arithmetic number, because the mean of its divisors is an integer number (153563207).

Almost surely, 2^1052135444 is an apocalyptic number.

It is an amenable number.

1052135444 is a deficient number, since it is larger than the sum of its proper divisors (790623040).

1052135444 is a wasteful number, since it uses less digits than its factorization.

1052135444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217354 (or 217352 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1052135444 is about 32436.6373719595. The cubic root of 1052135444 is about 1017.0849243603.

Adding to 1052135444 its reverse (4445312501), we get a palindrome (5497447945).

The spelling of 1052135444 in words is "one billion, fifty-two million, one hundred thirty-five thousand, four hundred forty-four".