11949078 has 16 divisors (see below), whose sum is σ = 24226416. Its totient is φ = 3928320.

The previous prime is 11949071. The next prime is 11949097. The reversal of 11949078 is 87094911.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11949071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13203 + ... + 14078.

It is an arithmetic number, because the mean of its divisors is an integer number (1514151).

Almost surely, 2^11949078 is an apocalyptic number.

11949078 is an abundant number, since it is smaller than the sum of its proper divisors (12277338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11949078 is a wasteful number, since it uses less digits than its factorization.

11949078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27359.

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 11949078 is about 3456.7438435615. The cubic root of 11949078 is about 228.6185496973.

The spelling of 11949078 in words is "eleven million, nine hundred forty-nine thousand, seventy-eight".