974133734137 has 4 divisors (see below), whose sum is σ = 1031435718516. Its totient is φ = 916831749760.

The previous prime is 974133734081. The next prime is 974133734149. The reversal of 974133734137 is 731437331479.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 731437331479 = 557 ⋅1313172947.

It can be written as a sum of positive squares in 2 ways, for example, as 699705482256 + 274428251881 = 836484^2 + 523859^2 .

It is a cyclic number.

It is not a de Polignac number, because 974133734137 - 2¹⁵ = 974133701369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (974133734177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28650992164 + ... + 28650992197.

It is an arithmetic number, because the mean of its divisors is an integer number (257858929629).

Almost surely, 2^974133734137 is an apocalyptic number.

It is an amenable number.

974133734137 is a deficient number, since it is larger than the sum of its proper divisors (57301984379).

974133734137 is a wasteful number, since it uses less digits than its factorization.

974133734137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57301984378.

The product of its digits is 4000752, while the sum is 52.

The spelling of 974133734137 in words is "nine hundred seventy-four billion, one hundred thirty-three million, seven hundred thirty-four thousand, one hundred thirty-seven".