1310221053 has 12 divisors (see below), whose sum is σ = 1893640320. Its totient is φ = 872973576.

The previous prime is 1310221043. The next prime is 1310221067. The reversal of 1310221053 is 3501220131.

1310221053 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1310221053 - 2⁴ = 1310221037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310221043) 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, 25551 + ... + 57212.

It is an arithmetic number, because the mean of its divisors is an integer number (157803360).

Almost surely, 2^1310221053 is an apocalyptic number.

It is an amenable number.

1310221053 is a deficient number, since it is larger than the sum of its proper divisors (583419267).

1310221053 is a wasteful number, since it uses less digits than its factorization.

1310221053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84528 (or 84525 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1310221053 is about 36196.9757438380. The cubic root of 1310221053 is about 1094.2457231173.

Adding to 1310221053 its reverse (3501220131), we get a palindrome (4811441184).

The spelling of 1310221053 in words is "one billion, three hundred ten million, two hundred twenty-one thousand, fifty-three".