83253791 has 2 divisors, whose sum is σ = 83253792. Its totient is φ = 83253790.

The previous prime is 83253787. The next prime is 83253827. The reversal of 83253791 is 19735238.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83253791 - 2² = 83253787 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83253701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41626895 + 41626896.

It is an arithmetic number, because the mean of its divisors is an integer number (41626896).

Almost surely, 2^83253791 is an apocalyptic number.

83253791 is a deficient number, since it is larger than the sum of its proper divisors (1).

83253791 is an equidigital number, since it uses as much as digits as its factorization.

83253791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 83253791 is about 9124.3515386026. The cubic root of 83253791 is about 436.6512148706.

The spelling of 83253791 in words is "eighty-three million, two hundred fifty-three thousand, seven hundred ninety-one".