118778753 has 2 divisors, whose sum is σ = 118778754. Its totient is φ = 118778752.

The previous prime is 118778749. The next prime is 118778767. The reversal of 118778753 is 357877811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108326464 + 10452289 = 10408^2 + 3233^2 .

It is a cyclic number.

It is not a de Polignac number, because 118778753 - 2² = 118778749 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 118778698 and 118778707.

It is not a weakly prime, because it can be changed into another prime (118778783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59389376 + 59389377.

It is an arithmetic number, because the mean of its divisors is an integer number (59389377).

Almost surely, 2^118778753 is an apocalyptic number.

It is an amenable number.

118778753 is a deficient number, since it is larger than the sum of its proper divisors (1).

118778753 is an equidigital number, since it uses as much as digits as its factorization.

118778753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 329280, while the sum is 47.

The square root of 118778753 is about 10898.5665571212. The cubic root of 118778753 is about 491.5634540154.

The spelling of 118778753 in words is "one hundred eighteen million, seven hundred seventy-eight thousand, seven hundred fifty-three".