87365423 has 2 divisors, whose sum is σ = 87365424. Its totient is φ = 87365422.

The previous prime is 87365417. The next prime is 87365437. The reversal of 87365423 is 32456378.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87365423 - 2⁸ = 87365167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87365413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43682711 + 43682712.

It is an arithmetic number, because the mean of its divisors is an integer number (43682712).

Almost surely, 2^87365423 is an apocalyptic number.

87365423 is a deficient number, since it is larger than the sum of its proper divisors (1).

87365423 is an equidigital number, since it uses as much as digits as its factorization.

87365423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 38.

The square root of 87365423 is about 9346.9472556552. The cubic root of 87365423 is about 443.7242813105.

The spelling of 87365423 in words is "eighty-seven million, three hundred sixty-five thousand, four hundred twenty-three".