91488119 has 2 divisors, whose sum is σ = 91488120. Its totient is φ = 91488118.

The previous prime is 91488107. The next prime is 91488167. The reversal of 91488119 is 91188419.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91488119 - 2¹² = 91484023 is a prime.

It is a super-2 number, since 2×91488119² = 16740151836316322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91488619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45744059 + 45744060.

It is an arithmetic number, because the mean of its divisors is an integer number (45744060).

Almost surely, 2^91488119 is an apocalyptic number.

91488119 is a deficient number, since it is larger than the sum of its proper divisors (1).

91488119 is an equidigital number, since it uses as much as digits as its factorization.

91488119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 41.

The square root of 91488119 is about 9564.9421848749. The cubic root of 91488119 is about 450.5969345525.

The spelling of 91488119 in words is "ninety-one million, four hundred eighty-eight thousand, one hundred nineteen".