118880029 has 2 divisors, whose sum is σ = 118880030. Its totient is φ = 118880028.

The previous prime is 118879991. The next prime is 118880039. The reversal of 118880029 is 920088811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114532804 + 4347225 = 10702^2 + 2085^2 .

It is an emirp because it is prime and its reverse (920088811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118880029 - 2⁹ = 118879517 is a prime.

It is a super-2 number, since 2×118880029² = 28264922590081682, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 118880029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118880039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59440014 + 59440015.

It is an arithmetic number, because the mean of its divisors is an integer number (59440015).

Almost surely, 2^118880029 is an apocalyptic number.

It is an amenable number.

118880029 is a deficient number, since it is larger than the sum of its proper divisors (1).

118880029 is an equidigital number, since it uses as much as digits as its factorization.

118880029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 37.

The square root of 118880029 is about 10903.2118662346. The cubic root of 118880029 is about 491.7031238822.

The spelling of 118880029 in words is "one hundred eighteen million, eight hundred eighty thousand, twenty-nine".