97082987 has 2 divisors, whose sum is σ = 97082988. Its totient is φ = 97082986.

The previous prime is 97082983. The next prime is 97083001. The reversal of 97082987 is 78928079.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (78928079) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97082987 - 2² = 97082983 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97082983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48541493 + 48541494.

It is an arithmetic number, because the mean of its divisors is an integer number (48541494).

Almost surely, 2^97082987 is an apocalyptic number.

97082987 is a deficient number, since it is larger than the sum of its proper divisors (1).

97082987 is an equidigital number, since it uses as much as digits as its factorization.

97082987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 50.

The square root of 97082987 is about 9853.0699276926. The cubic root of 97082987 is about 459.6010829512.

The spelling of 97082987 in words is "ninety-seven million, eighty-two thousand, nine hundred eighty-seven".