1311514002 has 24 divisors (see below), whose sum is σ = 2842484736. Its totient is φ = 437037336.

The previous prime is 1311513979. The next prime is 1311514013. The reversal of 1311514002 is 2004151131.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62223 + ... + 80589.

It is an arithmetic number, because the mean of its divisors is an integer number (118436864).

Almost surely, 2^1311514002 is an apocalyptic number.

1311514002 is an abundant number, since it is smaller than the sum of its proper divisors (1530970734).

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

1311514002 is a wasteful number, since it uses less digits than its factorization.

1311514002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22342 (or 22339 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1311514002 is about 36214.8312435665. The cubic root of 1311514002 is about 1094.6055450422.

Adding to 1311514002 its reverse (2004151131), we get a palindrome (3315665133).

The spelling of 1311514002 in words is "one billion, three hundred eleven million, five hundred fourteen thousand, two".