1053043693 has 16 divisors (see below), whose sum is σ = 1153716480. Its totient is φ = 955296576.

The previous prime is 1053043657. The next prime is 1053043703. The reversal of 1053043693 is 3963403501.

It is not a de Polignac number, because 1053043693 - 2²⁹ = 516172781 is a prime.

It is a super-2 number, since 2×1053043693² = 2217802038734156498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053046693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230871 + ... + 235387.

It is an arithmetic number, because the mean of its divisors is an integer number (72107280).

Almost surely, 2^1053043693 is an apocalyptic number.

1053043693 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1053043693 is a deficient number, since it is larger than the sum of its proper divisors (100672787).

1053043693 is a wasteful number, since it uses less digits than its factorization.

1053043693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 1053043693 is about 32450.6347087387. The cubic root of 1053043693 is about 1017.3775041438.

The spelling of 1053043693 in words is "one billion, fifty-three million, forty-three thousand, six hundred ninety-three".