64763087 has 2 divisors, whose sum is σ = 64763088. Its totient is φ = 64763086.

The previous prime is 64763063. The next prime is 64763089. The reversal of 64763087 is 78036746.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64763087 - 2¹⁰ = 64762063 is a prime.

Together with 64763089, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64763089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32381543 + 32381544.

It is an arithmetic number, because the mean of its divisors is an integer number (32381544).

Almost surely, 2^64763087 is an apocalyptic number.

64763087 is a deficient number, since it is larger than the sum of its proper divisors (1).

64763087 is an equidigital number, since it uses as much as digits as its factorization.

64763087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 64763087 is about 8047.5516152430. The cubic root of 64763087 is about 401.5834877280.

The spelling of 64763087 in words is "sixty-four million, seven hundred sixty-three thousand, eighty-seven".