87506203 has 2 divisors, whose sum is σ = 87506204. Its totient is φ = 87506202.

The previous prime is 87506197. The next prime is 87506207. The reversal of 87506203 is 30260578.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87506203 - 2¹⁷ = 87375131 is a prime.

It is not a weakly prime, because it can be changed into another prime (87506207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43753101 + 43753102.

It is an arithmetic number, because the mean of its divisors is an integer number (43753102).

Almost surely, 2^87506203 is an apocalyptic number.

87506203 is a deficient number, since it is larger than the sum of its proper divisors (1).

87506203 is an equidigital number, since it uses as much as digits as its factorization.

87506203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 87506203 is about 9354.4750253555. The cubic root of 87506203 is about 443.9624914206.

The spelling of 87506203 in words is "eighty-seven million, five hundred six thousand, two hundred three".