84275111 has 2 divisors, whose sum is σ = 84275112. Its totient is φ = 84275110.

The previous prime is 84275101. The next prime is 84275117. The reversal of 84275111 is 11157248.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84275111 - 2¹⁸ = 84012967 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 (84275117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42137555 + 42137556.

It is an arithmetic number, because the mean of its divisors is an integer number (42137556).

Almost surely, 2^84275111 is an apocalyptic number.

84275111 is a deficient number, since it is larger than the sum of its proper divisors (1).

84275111 is an equidigital number, since it uses as much as digits as its factorization.

84275111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2240, while the sum is 29.

The square root of 84275111 is about 9180.1476567646. The cubic root of 84275111 is about 438.4295095946.

The spelling of 84275111 in words is "eighty-four million, two hundred seventy-five thousand, one hundred eleven".