87504943 has 2 divisors, whose sum is σ = 87504944. Its totient is φ = 87504942.

The previous prime is 87504917. The next prime is 87504959. The reversal of 87504943 is 34940578.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87504943 - 2²⁵ = 53950511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 87504896 and 87504905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87504913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43752471 + 43752472.

It is an arithmetic number, because the mean of its divisors is an integer number (43752472).

Almost surely, 2^87504943 is an apocalyptic number.

87504943 is a deficient number, since it is larger than the sum of its proper divisors (1).

87504943 is an equidigital number, since it uses as much as digits as its factorization.

87504943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 87504943 is about 9354.4076776673. The cubic root of 87504943 is about 443.9603605415.

The spelling of 87504943 in words is "eighty-seven million, five hundred four thousand, nine hundred forty-three".