1374714734781 has 8 divisors (see below), whose sum is σ = 1856154916480. Its totient is φ = 904875521472.

The previous prime is 1374714734777. The next prime is 1374714734891. The reversal of 1374714734781 is 1874374174731.

It is a happy number.

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

It is not a de Polignac number, because 1374714734781 - 2² = 1374714734777 is a prime.

It is a super-2 number, since 2×1374714734781² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374714733781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2900241820 + ... + 2900242293.

It is an arithmetic number, because the mean of its divisors is an integer number (232019364560).

Almost surely, 2^{1374714734781} is an apocalyptic number.

It is an amenable number.

1374714734781 is a deficient number, since it is larger than the sum of its proper divisors (481440181699).

1374714734781 is an equidigital number, since it uses as much as digits as its factorization.

1374714734781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5800484195.

The product of its digits is 11063808, while the sum is 57.

The spelling of 1374714734781 in words is "one trillion, three hundred seventy-four billion, seven hundred fourteen million, seven hundred thirty-four thousand, seven hundred eighty-one".