974998097 has 2 divisors, whose sum is σ = 974998098. Its totient is φ = 974998096.

The previous prime is 974998049. The next prime is 974998117. The reversal of 974998097 is 790899479.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 820020496 + 154977601 = 28636^2 + 12449^2 .

It is a cyclic number.

It is not a de Polignac number, because 974998097 - 2¹² = 974994001 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (974998007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487499048 + 487499049.

It is an arithmetic number, because the mean of its divisors is an integer number (487499049).

Almost surely, 2^974998097 is an apocalyptic number.

It is an amenable number.

974998097 is a deficient number, since it is larger than the sum of its proper divisors (1).

974998097 is an equidigital number, since it uses as much as digits as its factorization.

974998097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10287648, while the sum is 62.

The square root of 974998097 is about 31224.9595195895. The cubic root of 974998097 is about 991.5955962091.

The spelling of 974998097 in words is "nine hundred seventy-four million, nine hundred ninety-eight thousand, ninety-seven".