85184951 has 2 divisors, whose sum is σ = 85184952. Its totient is φ = 85184950.

The previous prime is 85184933. The next prime is 85184959. The reversal of 85184951 is 15948158.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85184951 - 2⁶ = 85184887 is a prime.

It is a Chen prime.

It is equal to p_4953794 and since 85184951 and 4953794 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 85184899 and 85184908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85184959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42592475 + 42592476.

It is an arithmetic number, because the mean of its divisors is an integer number (42592476).

Almost surely, 2^85184951 is an apocalyptic number.

85184951 is a deficient number, since it is larger than the sum of its proper divisors (1).

85184951 is an equidigital number, since it uses as much as digits as its factorization.

85184951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 41.

The square root of 85184951 is about 9229.5693832378. The cubic root of 85184951 is about 440.0016373906.

The spelling of 85184951 in words is "eighty-five million, one hundred eighty-four thousand, nine hundred fifty-one".