491234119 has 2 divisors, whose sum is σ = 491234120. Its totient is φ = 491234118.

The previous prime is 491234101. The next prime is 491234209. The reversal of 491234119 is 911432194.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 491234119 - 2⁷ = 491233991 is a prime.

It is a super-2 number, since 2×491234119² = 482621919339412322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (491234519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245617059 + 245617060.

It is an arithmetic number, because the mean of its divisors is an integer number (245617060).

Almost surely, 2^491234119 is an apocalyptic number.

491234119 is a deficient number, since it is larger than the sum of its proper divisors (1).

491234119 is an equidigital number, since it uses as much as digits as its factorization.

491234119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 34.

The square root of 491234119 is about 22163.8019978523. The cubic root of 491234119 is about 789.0348299514.

The spelling of 491234119 in words is "four hundred ninety-one million, two hundred thirty-four thousand, one hundred nineteen".