1313395222 has 8 divisors (see below), whose sum is σ = 1971425736. Its totient is φ = 656253312.

The previous prime is 1313395211. The next prime is 1313395277. The reversal of 1313395222 is 2225933131.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 218443 + ... + 224374.

It is an arithmetic number, because the mean of its divisors is an integer number (246428217).

Almost surely, 2^1313395222 is an apocalyptic number.

1313395222 is a deficient number, since it is larger than the sum of its proper divisors (658030514).

1313395222 is a wasteful number, since it uses less digits than its factorization.

1313395222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444302.

The product of its digits is 9720, while the sum is 31.

The square root of 1313395222 is about 36240.7949967988. The cubic root of 1313395222 is about 1095.1286580407.

The spelling of 1313395222 in words is "one billion, three hundred thirteen million, three hundred ninety-five thousand, two hundred twenty-two".