974661502093 has 2 divisors, whose sum is σ = 974661502094. Its totient is φ = 974661502092.

The previous prime is 974661502091. The next prime is 974661502097. The reversal of 974661502093 is 390205166479.

It is a happy number.

974661502093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 645384076164 + 329277425929 = 803358^2 + 573827^2 .

It is a cyclic number.

It is not a de Polignac number, because 974661502093 - 2¹ = 974661502091 is a prime.

Together with 974661502091, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 974661502093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (974661502091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487330751046 + 487330751047.

It is an arithmetic number, because the mean of its divisors is an integer number (487330751047).

Almost surely, 2^974661502093 is an apocalyptic number.

It is an amenable number.

974661502093 is a deficient number, since it is larger than the sum of its proper divisors (1).

974661502093 is an equidigital number, since it uses as much as digits as its factorization.

974661502093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 974661502093 in words is "nine hundred seventy-four billion, six hundred sixty-one million, five hundred two thousand, ninety-three".