11995142 has 4 divisors (see below), whose sum is σ = 17992716. Its totient is φ = 5997570.

The previous prime is 11995129. The next prime is 11995147. The reversal of 11995142 is 24159911.

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

It is a junction number, because it is equal to n+sod(n) for n = 11995099 and 11995108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11995147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2998784 + ... + 2998787.

It is an arithmetic number, because the mean of its divisors is an integer number (4498179).

Almost surely, 2^11995142 is an apocalyptic number.

11995142 is a deficient number, since it is larger than the sum of its proper divisors (5997574).

11995142 is an equidigital number, since it uses as much as digits as its factorization.

11995142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5997573.

The product of its digits is 3240, while the sum is 32.

The square root of 11995142 is about 3463.4003522550. The cubic root of 11995142 is about 228.9119497752.

The spelling of 11995142 in words is "eleven million, nine hundred ninety-five thousand, one hundred forty-two".