1313225313403 has 8 divisors (see below), whose sum is σ = 1327176536400. Its totient is φ = 1299333584640.

The previous prime is 1313225313397. The next prime is 1313225313409. The reversal of 1313225313403 is 3043135223131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1313225313397) and next prime (1313225313409).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313225313403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313225313409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14829178 + ... + 14917471.

It is an arithmetic number, because the mean of its divisors is an integer number (165897067050).

Almost surely, 2^{1313225313403} is an apocalyptic number.

1313225313403 is a deficient number, since it is larger than the sum of its proper divisors (13951222997).

1313225313403 is a wasteful number, since it uses less digits than its factorization.

1313225313403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29747117.

The product of its (nonzero) digits is 19440, while the sum is 31.

The spelling of 1313225313403 in words is "one trillion, three hundred thirteen billion, two hundred twenty-five million, three hundred thirteen thousand, four hundred three".