118231441 has 2 divisors, whose sum is σ = 118231442. Its totient is φ = 118231440.

The previous prime is 118231439. The next prime is 118231459. The reversal of 118231441 is 144132811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64883025 + 53348416 = 8055^2 + 7304^2 .

It is a cyclic number.

It is not a de Polignac number, because 118231441 - 2¹ = 118231439 is a prime.

Together with 118231439, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (118231541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59115720 + 59115721.

It is an arithmetic number, because the mean of its divisors is an integer number (59115721).

Almost surely, 2^118231441 is an apocalyptic number.

It is an amenable number.

118231441 is a deficient number, since it is larger than the sum of its proper divisors (1).

118231441 is an equidigital number, since it uses as much as digits as its factorization.

118231441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768, while the sum is 25.

The square root of 118231441 is about 10873.4282082515. The cubic root of 118231441 is about 490.8072781865.

It can be divided in two parts, 1182 and 31441, that added together give a palindrome (32623).

The spelling of 118231441 in words is "one hundred eighteen million, two hundred thirty-one thousand, four hundred forty-one".