97043587 has 2 divisors, whose sum is σ = 97043588. Its totient is φ = 97043586.

The previous prime is 97043567. The next prime is 97043593. The reversal of 97043587 is 78534079.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97043587 is a prime.

It is not a weakly prime, because it can be changed into another prime (97043567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48521793 + 48521794.

It is an arithmetic number, because the mean of its divisors is an integer number (48521794).

Almost surely, 2^97043587 is an apocalyptic number.

97043587 is a deficient number, since it is larger than the sum of its proper divisors (1).

97043587 is an equidigital number, since it uses as much as digits as its factorization.

97043587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 97043587 is about 9851.0703479368. The cubic root of 97043587 is about 459.5388999555.

The spelling of 97043587 in words is "ninety-seven million, forty-three thousand, five hundred eighty-seven".