997470599 has 2 divisors, whose sum is σ = 997470600. Its totient is φ = 997470598.

The previous prime is 997470581. The next prime is 997470623. The reversal of 997470599 is 995074799.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 997470599 - 2¹⁶ = 997405063 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (997470499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498735299 + 498735300.

It is an arithmetic number, because the mean of its divisors is an integer number (498735300).

Almost surely, 2^997470599 is an apocalyptic number.

997470599 is a deficient number, since it is larger than the sum of its proper divisors (1).

997470599 is an equidigital number, since it uses as much as digits as its factorization.

997470599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6429780, while the sum is 59.

The square root of 997470599 is about 31582.7579384702. The cubic root of 997470599 is about 999.1561544583.

The spelling of 997470599 in words is "nine hundred ninety-seven million, four hundred seventy thousand, five hundred ninety-nine".