11854574087 has 2 divisors, whose sum is σ = 11854574088. Its totient is φ = 11854574086.

The previous prime is 11854574051. The next prime is 11854574111. The reversal of 11854574087 is 78047545811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11854574087 - 2²⁶ = 11787465223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11854574887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5927287043 + 5927287044.

It is an arithmetic number, because the mean of its divisors is an integer number (5927287044).

Almost surely, 2^11854574087 is an apocalyptic number.

11854574087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11854574087 is an equidigital number, since it uses as much as digits as its factorization.

11854574087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1254400, while the sum is 50.

The spelling of 11854574087 in words is "eleven billion, eight hundred fifty-four million, five hundred seventy-four thousand, eighty-seven".