974245915087 has 2 divisors, whose sum is σ = 974245915088. Its totient is φ = 974245915086.

The previous prime is 974245915061. The next prime is 974245915103. The reversal of 974245915087 is 780519542479.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 974245915087 - 2³⁹ = 424490101199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (974245915007) 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 as a sum of consecutive naturals, namely, 487122957543 + 487122957544.

It is an arithmetic number, because the mean of its divisors is an integer number (487122957544).

Almost surely, 2^974245915087 is an apocalyptic number.

974245915087 is a deficient number, since it is larger than the sum of its proper divisors (1).

974245915087 is an equidigital number, since it uses as much as digits as its factorization.

974245915087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25401600, while the sum is 61.

The spelling of 974245915087 in words is "nine hundred seventy-four billion, two hundred forty-five million, nine hundred fifteen thousand, eighty-seven".