1311474251674 has 16 divisors (see below), whose sum is σ = 2053234047168. Its totient is φ = 627076562112.

The previous prime is 1311474251641. The next prime is 1311474251779. The reversal of 1311474251674 is 4761524741131.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3220632 + ... + 3604915.

It is an arithmetic number, because the mean of its divisors is an integer number (128327127948).

Almost surely, 2^{1311474251674} is an apocalyptic number.

1311474251674 is a deficient number, since it is larger than the sum of its proper divisors (741759795494).

1311474251674 is a wasteful number, since it uses less digits than its factorization.

1311474251674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6829749.

The product of its digits is 564480, while the sum is 46.

The spelling of 1311474251674 in words is "one trillion, three hundred eleven billion, four hundred seventy-four million, two hundred fifty-one thousand, six hundred seventy-four".