1374313812 has 12 divisors (see below), whose sum is σ = 3206732256. Its totient is φ = 458104600.

The previous prime is 1374313789. The next prime is 1374313817. The reversal of 1374313812 is 2183134731.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374313817) 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, 57263064 + ... + 57263087.

It is an arithmetic number, because the mean of its divisors is an integer number (267227688).

Almost surely, 2^1374313812 is an apocalyptic number.

1374313812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1374313812 is an abundant number, since it is smaller than the sum of its proper divisors (1832418444).

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

1374313812 is a wasteful number, since it uses less digits than its factorization.

1374313812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114526158 (or 114526156 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 1374313812 is about 37071.7387237232. The cubic root of 1374313812 is about 1111.8050365113.

The spelling of 1374313812 in words is "one billion, three hundred seventy-four million, three hundred thirteen thousand, eight hundred twelve".