97132787 has 2 divisors, whose sum is σ = 97132788. Its totient is φ = 97132786.

The previous prime is 97132771. The next prime is 97132823. The reversal of 97132787 is 78723179.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97132787 - 2⁴ = 97132771 is a prime.

It is not a weakly prime, because it can be changed into another prime (97132727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48566393 + 48566394.

It is an arithmetic number, because the mean of its divisors is an integer number (48566394).

Almost surely, 2^97132787 is an apocalyptic number.

97132787 is a deficient number, since it is larger than the sum of its proper divisors (1).

97132787 is an equidigital number, since it uses as much as digits as its factorization.

97132787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 148176, while the sum is 44.

The square root of 97132787 is about 9855.5967348507. The cubic root of 97132787 is about 459.6796556657.

The spelling of 97132787 in words is "ninety-seven million, one hundred thirty-two thousand, seven hundred eighty-seven".