87041419 has 2 divisors, whose sum is σ = 87041420. Its totient is φ = 87041418.

The previous prime is 87041399. The next prime is 87041431. The reversal of 87041419 is 91414078.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87041419 - 2¹⁷ = 86910347 is a prime.

It is a super-2 number, since 2×87041419² = 15152417243067122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (87041219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43520709 + 43520710.

It is an arithmetic number, because the mean of its divisors is an integer number (43520710).

Almost surely, 2^87041419 is an apocalyptic number.

87041419 is a deficient number, since it is larger than the sum of its proper divisors (1).

87041419 is an equidigital number, since it uses as much as digits as its factorization.

87041419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 87041419 is about 9329.5990803464. The cubic root of 87041419 is about 443.1750688530.

The spelling of 87041419 in words is "eighty-seven million, forty-one thousand, four hundred nineteen".