11347982 has 4 divisors (see below), whose sum is σ = 17021976. Its totient is φ = 5673990.

The previous prime is 11347981. The next prime is 11348003. The reversal of 11347982 is 28974311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28974311 = 461 ⋅62851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11347981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2836994 + ... + 2836997.

It is an arithmetic number, because the mean of its divisors is an integer number (4255494).

Almost surely, 2^11347982 is an apocalyptic number.

11347982 is a deficient number, since it is larger than the sum of its proper divisors (5673994).

11347982 is an equidigital number, since it uses as much as digits as its factorization.

11347982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5673993.

The product of its digits is 12096, while the sum is 35.

The square root of 11347982 is about 3368.6765947476. The cubic root of 11347982 is about 224.7188719338.

The spelling of 11347982 in words is "eleven million, three hundred forty-seven thousand, nine hundred eighty-two".