609982487 has 2 divisors, whose sum is σ = 609982488. Its totient is φ = 609982486.

The previous prime is 609982447. The next prime is 609982537. The reversal of 609982487 is 784289906.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 609982487 - 2⁸ = 609982231 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (609982427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304991243 + 304991244.

It is an arithmetic number, because the mean of its divisors is an integer number (304991244).

Almost surely, 2^609982487 is an apocalyptic number.

609982487 is a deficient number, since it is larger than the sum of its proper divisors (1).

609982487 is an equidigital number, since it uses as much as digits as its factorization.

609982487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 609982487 is about 24697.8235275904. The cubic root of 609982487 is about 848.0844925712.

The spelling of 609982487 in words is "six hundred nine million, nine hundred eighty-two thousand, four hundred eighty-seven".