83920703 has 2 divisors, whose sum is σ = 83920704. Its totient is φ = 83920702.

The previous prime is 83920691. The next prime is 83920717. The reversal of 83920703 is 30702938.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83920703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83920703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83920723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41960351 + 41960352.

It is an arithmetic number, because the mean of its divisors is an integer number (41960352).

Almost surely, 2^83920703 is an apocalyptic number.

83920703 is a deficient number, since it is larger than the sum of its proper divisors (1).

83920703 is an equidigital number, since it uses as much as digits as its factorization.

83920703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 83920703 is about 9160.8243624687. The cubic root of 83920703 is about 437.8140599942.

The spelling of 83920703 in words is "eighty-three million, nine hundred twenty thousand, seven hundred three".