11899275 has 12 divisors (see below), whose sum is σ = 19673592. Its totient is φ = 6346240.

The previous prime is 11899271. The next prime is 11899291. The reversal of 11899275 is 57299811.

11899275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11899275 - 2² = 11899271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11899271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79254 + ... + 79403.

It is an arithmetic number, because the mean of its divisors is an integer number (1639466).

Almost surely, 2^11899275 is an apocalyptic number.

11899275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11899275 is a deficient number, since it is larger than the sum of its proper divisors (7774317).

11899275 is a wasteful number, since it uses less digits than its factorization.

11899275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158670 (or 158665 counting only the distinct ones).

The product of its digits is 45360, while the sum is 42.

The square root of 11899275 is about 3449.5325770313. The cubic root of 11899275 is about 228.3004848525.

The spelling of 11899275 in words is "eleven million, eight hundred ninety-nine thousand, two hundred seventy-five".