87060947 has 2 divisors, whose sum is σ = 87060948. Its totient is φ = 87060946.

The previous prime is 87060937. The next prime is 87060959. The reversal of 87060947 is 74906078.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87060947 - 2⁸ = 87060691 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (87060937) 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, 43530473 + 43530474.

It is an arithmetic number, because the mean of its divisors is an integer number (43530474).

Almost surely, 2^87060947 is an apocalyptic number.

87060947 is a deficient number, since it is larger than the sum of its proper divisors (1).

87060947 is an equidigital number, since it uses as much as digits as its factorization.

87060947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 87060947 is about 9330.6455832381. The cubic root of 87060947 is about 443.2082089209.

The spelling of 87060947 in words is "eighty-seven million, sixty thousand, nine hundred forty-seven".