84512951 has 2 divisors, whose sum is σ = 84512952. Its totient is φ = 84512950.

The previous prime is 84512941. The next prime is 84512959. The reversal of 84512951 is 15921548.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84512951 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84512959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42256475 + 42256476.

It is an arithmetic number, because the mean of its divisors is an integer number (42256476).

Almost surely, 2^84512951 is an apocalyptic number.

84512951 is a deficient number, since it is larger than the sum of its proper divisors (1).

84512951 is an equidigital number, since it uses as much as digits as its factorization.

84512951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 35.

The square root of 84512951 is about 9193.0925699680. The cubic root of 84512951 is about 438.8415653462.

The spelling of 84512951 in words is "eighty-four million, five hundred twelve thousand, nine hundred fifty-one".