1494041305 has 4 divisors (see below), whose sum is σ = 1792849572. Its totient is φ = 1195233040.

The previous prime is 1494041279. The next prime is 1494041317. The reversal of 1494041305 is 5031404941.

1494041305 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5031404941 = 32933 ⋅152777.

It can be written as a sum of positive squares in 2 ways, for example, as 651474576 + 842566729 = 25524^2 + 29027^2 .

It is not a de Polignac number, because 1494041305 - 2⁷ = 1494041177 is a prime.

It is a super-2 number, since 2×1494041305² = 4464318842092206050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149404126 + ... + 149404135.

It is an arithmetic number, because the mean of its divisors is an integer number (448212393).

Almost surely, 2^1494041305 is an apocalyptic number.

It is an amenable number.

1494041305 is a deficient number, since it is larger than the sum of its proper divisors (298808267).

1494041305 is an equidigital number, since it uses as much as digits as its factorization.

1494041305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298808266.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1494041305 is about 38652.8304914401. The cubic root of 1494041305 is about 1143.1964525353.

The spelling of 1494041305 in words is "one billion, four hundred ninety-four million, forty-one thousand, three hundred five".