1313531662 has 8 divisors (see below), whose sum is σ = 1987734096. Its totient is φ = 650953632.

The previous prime is 1313531651. The next prime is 1313531677. The reversal of 1313531662 is 2661353131.

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

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2905818 + ... + 2906269.

It is an arithmetic number, because the mean of its divisors is an integer number (248466762).

Almost surely, 2^1313531662 is an apocalyptic number.

1313531662 is a deficient number, since it is larger than the sum of its proper divisors (674202434).

1313531662 is a wasteful number, since it uses less digits than its factorization.

1313531662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5812202.

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

The square root of 1313531662 is about 36242.6773569503. The cubic root of 1313531662 is about 1095.1665786345.

Adding to 1313531662 its reverse (2661353131), we get a palindrome (3974884793).

The spelling of 1313531662 in words is "one billion, three hundred thirteen million, five hundred thirty-one thousand, six hundred sixty-two".