11475399 has 8 divisors (see below), whose sum is σ = 16477552. Its totient is φ = 7061760.

The previous prime is 11475397. The next prime is 11475421. The reversal of 11475399 is 99357411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11475399 - 2¹ = 11475397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 294241 = 11475399 / (1 + 1 + 4 + 7 + 5 + 3 + 9 + 9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11475397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147082 + ... + 147159.

It is an arithmetic number, because the mean of its divisors is an integer number (2059694).

Almost surely, 2^11475399 is an apocalyptic number.

11475399 is a deficient number, since it is larger than the sum of its proper divisors (5002153).

11475399 is a wasteful number, since it uses less digits than its factorization.

11475399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294257.

The product of its digits is 34020, while the sum is 39.

The square root of 11475399 is about 3387.5358300688. The cubic root of 11475399 is about 225.5568036669.

The spelling of 11475399 in words is "eleven million, four hundred seventy-five thousand, three hundred ninety-nine".