11982553 has 8 divisors (see below), whose sum is σ = 13098240. Its totient is φ = 10871280.

The previous prime is 11982547. The next prime is 11982557. The reversal of 11982553 is 35528911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11982553 - 2⁹ = 11982041 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (11982557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7608 + ... + 9046.

It is an arithmetic number, because the mean of its divisors is an integer number (1637280).

Almost surely, 2^11982553 is an apocalyptic number.

It is an amenable number.

11982553 is a deficient number, since it is larger than the sum of its proper divisors (1115687).

11982553 is a wasteful number, since it uses less digits than its factorization.

11982553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2207.

The product of its digits is 10800, while the sum is 34.

The square root of 11982553 is about 3461.5824416010. The cubic root of 11982553 is about 228.8318400866.

The spelling of 11982553 in words is "eleven million, nine hundred eighty-two thousand, five hundred fifty-three".