83953091 has 2 divisors, whose sum is σ = 83953092. Its totient is φ = 83953090.

The previous prime is 83953069. The next prime is 83953097. The reversal of 83953091 is 19035938.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83953091 - 2¹⁰ = 83952067 is a prime.

It is a Chen prime.

It is equal to p_4886543 and since 83953091 and 4886543 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (83953097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41976545 + 41976546.

It is an arithmetic number, because the mean of its divisors is an integer number (41976546).

Almost surely, 2^83953091 is an apocalyptic number.

83953091 is a deficient number, since it is larger than the sum of its proper divisors (1).

83953091 is an equidigital number, since it uses as much as digits as its factorization.

83953091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 83953091 is about 9162.5919367830. The cubic root of 83953091 is about 437.8703754503.

The spelling of 83953091 in words is "eighty-three million, nine hundred fifty-three thousand, ninety-one".