1494084191 has 2 divisors, whose sum is σ = 1494084192. Its totient is φ = 1494084190.

The previous prime is 1494084187. The next prime is 1494084227. The reversal of 1494084191 is 1914804941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1494084191 - 2² = 1494084187 is a prime.

It is a super-2 number, since 2×1494084191² = 4464575139592248962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1494084391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747042095 + 747042096.

It is an arithmetic number, because the mean of its divisors is an integer number (747042096).

Almost surely, 2^1494084191 is an apocalyptic number.

1494084191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494084191 is an equidigital number, since it uses as much as digits as its factorization.

1494084191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 1494084191 is about 38653.3852463145. The cubic root of 1494084191 is about 1143.2073907992.

The spelling of 1494084191 in words is "one billion, four hundred ninety-four million, eighty-four thousand, one hundred ninety-one".