83361919 has 2 divisors, whose sum is σ = 83361920. Its totient is φ = 83361918.

The previous prime is 83361871. The next prime is 83361923. The reversal of 83361919 is 91916338.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83361919 - 2¹³ = 83353727 is a prime.

It is a super-2 number, since 2×83361919² = 13898419078725122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83361119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41680959 + 41680960.

It is an arithmetic number, because the mean of its divisors is an integer number (41680960).

Almost surely, 2^83361919 is an apocalyptic number.

83361919 is a deficient number, since it is larger than the sum of its proper divisors (1).

83361919 is an equidigital number, since it uses as much as digits as its factorization.

83361919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 40.

The square root of 83361919 is about 9130.2748589514. The cubic root of 83361919 is about 436.8401704185.

The spelling of 83361919 in words is "eighty-three million, three hundred sixty-one thousand, nine hundred nineteen".