118444429 has 2 divisors, whose sum is σ = 118444430. Its totient is φ = 118444428.

The previous prime is 118444393. The next prime is 118444441. The reversal of 118444429 is 924444811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99102025 + 19342404 = 9955^2 + 4398^2 .

It is a cyclic number.

It is not a de Polignac number, because 118444429 - 2⁷ = 118444301 is a prime.

It is a super-2 number, since 2×118444429² = 28058165522272082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118444229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59222214 + 59222215.

It is an arithmetic number, because the mean of its divisors is an integer number (59222215).

Almost surely, 2^118444429 is an apocalyptic number.

It is an amenable number.

118444429 is a deficient number, since it is larger than the sum of its proper divisors (1).

118444429 is an equidigital number, since it uses as much as digits as its factorization.

118444429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 37.

The square root of 118444429 is about 10883.2177686565. The cubic root of 118444429 is about 491.1018229378.

The spelling of 118444429 in words is "one hundred eighteen million, four hundred forty-four thousand, four hundred twenty-nine".