118525843 has 2 divisors, whose sum is σ = 118525844. Its totient is φ = 118525842.

The previous prime is 118525817. The next prime is 118525879. The reversal of 118525843 is 348525811.

It is a weak prime.

It is an emirp because it is prime and its reverse (348525811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118525843 - 2⁵ = 118525811 is a prime.

It is not a weakly prime, because it can be changed into another prime (118525643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59262921 + 59262922.

It is an arithmetic number, because the mean of its divisors is an integer number (59262922).

Almost surely, 2^118525843 is an apocalyptic number.

118525843 is a deficient number, since it is larger than the sum of its proper divisors (1).

118525843 is an equidigital number, since it uses as much as digits as its factorization.

118525843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38400, while the sum is 37.

The square root of 118525843 is about 10886.9574721315. The cubic root of 118525843 is about 491.2143184680.

It can be divided in two parts, 1185 and 25843, that added together give a triangular number (27028 = T₂₃₂).

The spelling of 118525843 in words is "one hundred eighteen million, five hundred twenty-five thousand, eight hundred forty-three".