118380737 has 2 divisors, whose sum is σ = 118380738. Its totient is φ = 118380736.

The previous prime is 118380709. The next prime is 118380749. The reversal of 118380737 is 737083811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90174016 + 28206721 = 9496^2 + 5311^2 .

It is a cyclic number.

It is not a de Polignac number, because 118380737 - 2⁸ = 118380481 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118380737.

It is not a weakly prime, because it can be changed into another prime (118380337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59190368 + 59190369.

It is an arithmetic number, because the mean of its divisors is an integer number (59190369).

Almost surely, 2^118380737 is an apocalyptic number.

It is an amenable number.

118380737 is a deficient number, since it is larger than the sum of its proper divisors (1).

118380737 is an equidigital number, since it uses as much as digits as its factorization.

118380737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 118380737 is about 10880.2912185290. The cubic root of 118380737 is about 491.0137792143.

The spelling of 118380737 in words is "one hundred eighteen million, three hundred eighty thousand, seven hundred thirty-seven".