26087851 has 2 divisors, whose sum is σ = 26087852. Its totient is φ = 26087850.

The previous prime is 26087839. The next prime is 26087861. The reversal of 26087851 is 15878062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26087851 - 2⁹ = 26087339 is a prime.

It is equal to p_1629658 and since 26087851 and 1629658 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26087851.

It is not a weakly prime, because it can be changed into another prime (26087821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13043925 + 13043926.

It is an arithmetic number, because the mean of its divisors is an integer number (13043926).

Almost surely, 2^26087851 is an apocalyptic number.

26087851 is a deficient number, since it is larger than the sum of its proper divisors (1).

26087851 is an equidigital number, since it uses as much as digits as its factorization.

26087851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 26087851 is about 5107.6267483049. The cubic root of 26087851 is about 296.5828961530.

The spelling of 26087851 in words is "twenty-six million, eighty-seven thousand, eight hundred fifty-one".