1313522435 has 16 divisors (see below), whose sum is σ = 1603233216. Its totient is φ = 1032964608.

The previous prime is 1313522423. The next prime is 1313522437. The reversal of 1313522435 is 5342253131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1313522435 - 2²² = 1309328131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313522398 and 1313522407.

It is not an unprimeable number, because it can be changed into a prime (1313522437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61247 + ... + 79863.

It is an arithmetic number, because the mean of its divisors is an integer number (100202076).

Almost surely, 2^1313522435 is an apocalyptic number.

1313522435 is a deficient number, since it is larger than the sum of its proper divisors (289710781).

1313522435 is a wasteful number, since it uses less digits than its factorization.

1313522435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18862.

The product of its digits is 10800, while the sum is 29.

The square root of 1313522435 is about 36242.5500620472. The cubic root of 1313522435 is about 1095.1640142691.

Adding to 1313522435 its reverse (5342253131), we get a palindrome (6655775566).

The spelling of 1313522435 in words is "one billion, three hundred thirteen million, five hundred twenty-two thousand, four hundred thirty-five".