273983231 has 2 divisors, whose sum is σ = 273983232. Its totient is φ = 273983230.

The previous prime is 273983209. The next prime is 273983233. The reversal of 273983231 is 132389372.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-273983231 is a prime.

It is a super-2 number, since 2×273983231² = 150133621738398722, which contains 22 as substring.

Together with 273983233, 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 (273983233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136991615 + 136991616.

It is an arithmetic number, because the mean of its divisors is an integer number (136991616).

Almost surely, 2^273983231 is an apocalyptic number.

273983231 is a deficient number, since it is larger than the sum of its proper divisors (1).

273983231 is an equidigital number, since it uses as much as digits as its factorization.

273983231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 38.

The square root of 273983231 is about 16552.4388233275. The cubic root of 273983231 is about 649.4932784497.

The spelling of 273983231 in words is "two hundred seventy-three million, nine hundred eighty-three thousand, two hundred thirty-one".