83491103 has 2 divisors, whose sum is σ = 83491104. Its totient is φ = 83491102.

The previous prime is 83491069. The next prime is 83491141. The reversal of 83491103 is 30119438.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83491103 - 2⁶ = 83491039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83491193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41745551 + 41745552.

It is an arithmetic number, because the mean of its divisors is an integer number (41745552).

Almost surely, 2^83491103 is an apocalyptic number.

83491103 is a deficient number, since it is larger than the sum of its proper divisors (1).

83491103 is an equidigital number, since it uses as much as digits as its factorization.

83491103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 83491103 is about 9137.3466060996. The cubic root of 83491103 is about 437.0657075921.

The spelling of 83491103 in words is "eighty-three million, four hundred ninety-one thousand, one hundred three".