11532839 has 2 divisors, whose sum is σ = 11532840. Its totient is φ = 11532838.

The previous prime is 11532823. The next prime is 11532841. The reversal of 11532839 is 93823511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11532839 - 2⁴ = 11532823 is a prime.

Together with 11532841, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11532809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5766419 + 5766420.

It is an arithmetic number, because the mean of its divisors is an integer number (5766420).

Almost surely, 2^11532839 is an apocalyptic number.

11532839 is a deficient number, since it is larger than the sum of its proper divisors (1).

11532839 is an equidigital number, since it uses as much as digits as its factorization.

11532839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 32.

The square root of 11532839 is about 3396.0033863352. The cubic root of 11532839 is about 225.9325182920.

The spelling of 11532839 in words is "eleven million, five hundred thirty-two thousand, eight hundred thirty-nine".