84154283 has 2 divisors, whose sum is σ = 84154284. Its totient is φ = 84154282.

The previous prime is 84154271. The next prime is 84154303. The reversal of 84154283 is 38245148.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84154283 - 2¹⁸ = 83892139 is a prime.

It is not a weakly prime, because it can be changed into another prime (84154253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42077141 + 42077142.

It is an arithmetic number, because the mean of its divisors is an integer number (42077142).

Almost surely, 2^84154283 is an apocalyptic number.

84154283 is a deficient number, since it is larger than the sum of its proper divisors (1).

84154283 is an equidigital number, since it uses as much as digits as its factorization.

84154283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30720, while the sum is 35.

The square root of 84154283 is about 9173.5643563448. The cubic root of 84154283 is about 438.2198791060.

The spelling of 84154283 in words is "eighty-four million, one hundred fifty-four thousand, two hundred eighty-three".