97044487 has 2 divisors, whose sum is σ = 97044488. Its totient is φ = 97044486.

The previous prime is 97044463. The next prime is 97044491. The reversal of 97044487 is 78444079.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97044487 - 2⁷ = 97044359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97044427) 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, 48522243 + 48522244.

It is an arithmetic number, because the mean of its divisors is an integer number (48522244).

Almost surely, 2^97044487 is an apocalyptic number.

97044487 is a deficient number, since it is larger than the sum of its proper divisors (1).

97044487 is an equidigital number, since it uses as much as digits as its factorization.

97044487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 97044487 is about 9851.1160281463. The cubic root of 97044487 is about 459.5403205671.

The spelling of 97044487 in words is "ninety-seven million, forty-four thousand, four hundred eighty-seven".