1473963491 has 16 divisors (see below), whose sum is σ = 1979029248. Its totient is φ = 1060192800.

The previous prime is 1473963473. The next prime is 1473963511. The reversal of 1473963491 is 1943693741.

It is a cyclic number.

It is not a de Polignac number, because 1473963491 - 2²⁶ = 1406854627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1473963451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 735245 + ... + 737246.

It is an arithmetic number, because the mean of its divisors is an integer number (123689328).

Almost surely, 2^1473963491 is an apocalyptic number.

1473963491 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1473963491 is a deficient number, since it is larger than the sum of its proper divisors (505065757).

1473963491 is a wasteful number, since it uses less digits than its factorization.

1473963491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472522.

The product of its digits is 489888, while the sum is 47.

The square root of 1473963491 is about 38392.2321700627. The cubic root of 1473963491 is about 1138.0523559152.

The spelling of 1473963491 in words is "one billion, four hundred seventy-three million, nine hundred sixty-three thousand, four hundred ninety-one".