87650119 has 2 divisors, whose sum is σ = 87650120. Its totient is φ = 87650118.

The previous prime is 87650099. The next prime is 87650131. The reversal of 87650119 is 91105678.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87650119 - 2¹⁵ = 87617351 is a prime.

It is a super-2 number, since 2×87650119² = 15365086721428322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87650149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43825059 + 43825060.

It is an arithmetic number, because the mean of its divisors is an integer number (43825060).

Almost surely, 2^87650119 is an apocalyptic number.

87650119 is a deficient number, since it is larger than the sum of its proper divisors (1).

87650119 is an equidigital number, since it uses as much as digits as its factorization.

87650119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 37.

The square root of 87650119 is about 9362.1642262887. The cubic root of 87650119 is about 444.2057439314.

The spelling of 87650119 in words is "eighty-seven million, six hundred fifty thousand, one hundred nineteen".