11995038 has 48 divisors (see below), whose sum is σ = 29343600. Its totient is φ = 3507840.

The previous prime is 11995031. The next prime is 11995057. The reversal of 11995038 is 83059911.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11994993 and 11995011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11995031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4698 + ... + 6786.

It is an arithmetic number, because the mean of its divisors is an integer number (611325).

Almost surely, 2^11995038 is an apocalyptic number.

11995038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11995038, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14671800).

11995038 is an abundant number, since it is smaller than the sum of its proper divisors (17348562).

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

11995038 is a wasteful number, since it uses less digits than its factorization.

11995038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137 (or 2134 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 11995038 is about 3463.3853380760. The cubic root of 11995038 is about 228.9112882043.

The spelling of 11995038 in words is "eleven million, nine hundred ninety-five thousand, thirty-eight".