83251783 has 2 divisors, whose sum is σ = 83251784. Its totient is φ = 83251782.

The previous prime is 83251747. The next prime is 83251793. The reversal of 83251783 is 38715238.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83251783 - 2¹³ = 83243591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83251793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41625891 + 41625892.

It is an arithmetic number, because the mean of its divisors is an integer number (41625892).

Almost surely, 2^83251783 is an apocalyptic number.

83251783 is a deficient number, since it is larger than the sum of its proper divisors (1).

83251783 is an equidigital number, since it uses as much as digits as its factorization.

83251783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 37.

The square root of 83251783 is about 9124.2415027223. The cubic root of 83251783 is about 436.6477043090.

The spelling of 83251783 in words is "eighty-three million, two hundred fifty-one thousand, seven hundred eighty-three".