1494476479 has 4 divisors (see below), whose sum is σ = 1494674176. Its totient is φ = 1494278784.

The previous prime is 1494476471. The next prime is 1494476491. The reversal of 1494476479 is 9746744941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1494476479 - 2³ = 1494476471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1494476471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87039 + ... + 102784.

It is an arithmetic number, because the mean of its divisors is an integer number (373668544).

Almost surely, 2^1494476479 is an apocalyptic number.

1494476479 is a deficient number, since it is larger than the sum of its proper divisors (197697).

1494476479 is an equidigital number, since it uses as much as digits as its factorization.

1494476479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197696.

The product of its digits is 6096384, while the sum is 55.

The square root of 1494476479 is about 38658.4593459181. The cubic root of 1494476479 is about 1143.3074358746.

The spelling of 1494476479 in words is "one billion, four hundred ninety-four million, four hundred seventy-six thousand, four hundred seventy-nine".