84791153 has 2 divisors, whose sum is σ = 84791154. Its totient is φ = 84791152.

The previous prime is 84791123. The next prime is 84791171. The reversal of 84791153 is 35119748.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82864609 + 1926544 = 9103^2 + 1388^2 .

It is a cyclic number.

It is not a de Polignac number, because 84791153 - 2⁸ = 84790897 is a prime.

It is not a weakly prime, because it can be changed into another prime (84791123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42395576 + 42395577.

It is an arithmetic number, because the mean of its divisors is an integer number (42395577).

Almost surely, 2^84791153 is an apocalyptic number.

It is an amenable number.

84791153 is a deficient number, since it is larger than the sum of its proper divisors (1).

84791153 is an equidigital number, since it uses as much as digits as its factorization.

84791153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 38.

The square root of 84791153 is about 9208.2111726437. The cubic root of 84791153 is about 439.3225680861.

The spelling of 84791153 in words is "eighty-four million, seven hundred ninety-one thousand, one hundred fifty-three".