1053504131 has 4 divisors (see below), whose sum is σ = 1063350072. Its totient is φ = 1043658192.

The previous prime is 1053504091. The next prime is 1053504139. The reversal of 1053504131 is 1314053501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1053504131 is a prime.

It is a super-2 number, since 2×1053504131² = 2219741908068130322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1053504097 and 1053504106.

It is not an unprimeable number, because it can be changed into a prime (1053504139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4922810 + ... + 4923023.

It is an arithmetic number, because the mean of its divisors is an integer number (265837518).

Almost surely, 2^1053504131 is an apocalyptic number.

1053504131 is a deficient number, since it is larger than the sum of its proper divisors (9845941).

1053504131 is an equidigital number, since it uses as much as digits as its factorization.

1053504131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9845940.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1053504131 is about 32457.7283709135. The cubic root of 1053504131 is about 1017.5257635841.

Adding to 1053504131 its reverse (1314053501), we get a palindrome (2367557632).

The spelling of 1053504131 in words is "one billion, fifty-three million, five hundred four thousand, one hundred thirty-one".