11898473 has 4 divisors (see below), whose sum is σ = 12151680. Its totient is φ = 11645268.

The previous prime is 11898449. The next prime is 11898479. The reversal of 11898473 is 37489811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37489811 = 17 ⋅2205283.

It is a cyclic number.

It is not a de Polignac number, because 11898473 - 2¹⁰ = 11897449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11898473.

It is not an unprimeable number, because it can be changed into a prime (11898479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126533 + ... + 126626.

It is an arithmetic number, because the mean of its divisors is an integer number (3037920).

Almost surely, 2^11898473 is an apocalyptic number.

It is an amenable number.

11898473 is a deficient number, since it is larger than the sum of its proper divisors (253207).

11898473 is an equidigital number, since it uses as much as digits as its factorization.

11898473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253206.

The product of its digits is 48384, while the sum is 41.

The square root of 11898473 is about 3449.4163274386. The cubic root of 11898473 is about 228.2953556576.

The spelling of 11898473 in words is "eleven million, eight hundred ninety-eight thousand, four hundred seventy-three".