7533443053 has 12 divisors (see below), whose sum is σ = 8218953652. Its totient is φ = 6898659840.

The previous prime is 7533443051. The next prime is 7533443063. The reversal of 7533443053 is 3503443357.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 4073885929 + 3459557124 = 63827^2 + 58818^2 .

It is not a de Polignac number, because 7533443053 - 2¹ = 7533443051 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7533443051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 341568 + ... + 362953.

Almost surely, 2^7533443053 is an apocalyptic number.

It is an amenable number.

7533443053 is a deficient number, since it is larger than the sum of its proper divisors (685510599).

7533443053 is a wasteful number, since it uses less digits than its factorization.

7533443053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704592 (or 704575 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 37.

The square root of 7533443053 is about 86795.4091700707. The cubic root of 7533443053 is about 1960.3389540303.

The spelling of 7533443053 in words is "seven billion, five hundred thirty-three million, four hundred forty-three thousand, fifty-three".