11949407 has 4 divisors (see below), whose sum is σ = 12083760. Its totient is φ = 11815056.

The previous prime is 11949389. The next prime is 11949437. The reversal of 11949407 is 70494911.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11949407 - 2¹⁰ = 11948383 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 (11949437) 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, 67043 + ... + 67220.

It is an arithmetic number, because the mean of its divisors is an integer number (3020940).

Almost surely, 2^11949407 is an apocalyptic number.

11949407 is a deficient number, since it is larger than the sum of its proper divisors (134353).

11949407 is an equidigital number, since it uses as much as digits as its factorization.

11949407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134352.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 11949407 is about 3456.7914313710. The cubic root of 11949407 is about 228.6206479014.

It can be divided in two parts, 1194 and 9407, that added together give a palindrome (10601).

The spelling of 11949407 in words is "eleven million, nine hundred forty-nine thousand, four hundred seven".