118131043 has 2 divisors, whose sum is σ = 118131044. Its totient is φ = 118131042.

The previous prime is 118131031. The next prime is 118131053. The reversal of 118131043 is 340131811.

It is a strong prime.

It is an emirp because it is prime and its reverse (340131811) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118131043 is a prime.

It is not a weakly prime, because it can be changed into another prime (118131053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59065521 + 59065522.

It is an arithmetic number, because the mean of its divisors is an integer number (59065522).

Almost surely, 2^118131043 is an apocalyptic number.

118131043 is a deficient number, since it is larger than the sum of its proper divisors (1).

118131043 is an equidigital number, since it uses as much as digits as its factorization.

118131043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 118131043 is about 10868.8105604983. The cubic root of 118131043 is about 490.6683133925.

Adding to 118131043 its reverse (340131811), we get a palindrome (458262854).

The spelling of 118131043 in words is "one hundred eighteen million, one hundred thirty-one thousand, forty-three".