1313023002 has 8 divisors (see below), whose sum is σ = 2626046016. Its totient is φ = 437674332.

The previous prime is 1313022983. The next prime is 1313023003. The reversal of 1313023002 is 2003203131.

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

1313023002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1313023003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109418578 + ... + 109418589.

It is an arithmetic number, because the mean of its divisors is an integer number (328255752).

Almost surely, 2^1313023002 is an apocalyptic number.

1313023002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313023002 is a wasteful number, since it uses less digits than its factorization.

1313023002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218837172.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1313023002 is about 36235.6592599058. The cubic root of 1313023002 is about 1095.0251940576.

Adding to 1313023002 its reverse (2003203131), we get a palindrome (3316226133).

The spelling of 1313023002 in words is "one billion, three hundred thirteen million, twenty-three thousand, two".