83551253 has 2 divisors, whose sum is σ = 83551254. Its totient is φ = 83551252.

The previous prime is 83551219. The next prime is 83551261. The reversal of 83551253 is 35215538.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76702564 + 6848689 = 8758^2 + 2617^2 .

It is a cyclic number.

It is not a de Polignac number, because 83551253 - 2⁸ = 83550997 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 (83551283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41775626 + 41775627.

It is an arithmetic number, because the mean of its divisors is an integer number (41775627).

Almost surely, 2^83551253 is an apocalyptic number.

It is an amenable number.

83551253 is a deficient number, since it is larger than the sum of its proper divisors (1).

83551253 is an equidigital number, since it uses as much as digits as its factorization.

83551253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18000, while the sum is 32.

The square root of 83551253 is about 9140.6374504189. The cubic root of 83551253 is about 437.1706416933.

The spelling of 83551253 in words is "eighty-three million, five hundred fifty-one thousand, two hundred fifty-three".