11699477 has 4 divisors (see below), whose sum is σ = 11706336. Its totient is φ = 11692620.

The previous prime is 11699449. The next prime is 11699507. The reversal of 11699477 is 77499611.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 77499611 = 7 ⋅11071373.

It is a cyclic number.

It is not a de Polignac number, because 11699477 - 2⁸ = 11699221 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 (11699407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1352 + ... + 5022.

It is an arithmetic number, because the mean of its divisors is an integer number (2926584).

Almost surely, 2^11699477 is an apocalyptic number.

It is an amenable number.

11699477 is a deficient number, since it is larger than the sum of its proper divisors (6859).

11699477 is an equidigital number, since it uses as much as digits as its factorization.

11699477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6858.

The product of its digits is 95256, while the sum is 44.

The square root of 11699477 is about 3420.4498242190. The cubic root of 11699477 is about 227.0154853687.

The spelling of 11699477 in words is "eleven million, six hundred ninety-nine thousand, four hundred seventy-seven".