83725853 has 2 divisors, whose sum is σ = 83725854. Its totient is φ = 83725852.

The previous prime is 83725801. The next prime is 83725861. The reversal of 83725853 is 35852738.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47087044 + 36638809 = 6862^2 + 6053^2 .

It is a cyclic number.

It is not a de Polignac number, because 83725853 - 2⁸ = 83725597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83725853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83725883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41862926 + 41862927.

It is an arithmetic number, because the mean of its divisors is an integer number (41862927).

Almost surely, 2^83725853 is an apocalyptic number.

It is an amenable number.

83725853 is a deficient number, since it is larger than the sum of its proper divisors (1).

83725853 is an equidigital number, since it uses as much as digits as its factorization.

83725853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 41.

The square root of 83725853 is about 9150.1832222093. The cubic root of 83725853 is about 437.4749534505.

The spelling of 83725853 in words is "eighty-three million, seven hundred twenty-five thousand, eight hundred fifty-three".