118946761 has 2 divisors, whose sum is σ = 118946762. Its totient is φ = 118946760.

The previous prime is 118946743. The next prime is 118946813. The reversal of 118946761 is 167649811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83174400 + 35772361 = 9120^2 + 5981^2 .

It is a cyclic number.

It is not a de Polignac number, because 118946761 - 2⁹ = 118946249 is a prime.

It is a super-2 number, since 2×118946761² = 28296663904782242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (118940761) 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, 59473380 + 59473381.

It is an arithmetic number, because the mean of its divisors is an integer number (59473381).

Almost surely, 2^118946761 is an apocalyptic number.

It is an amenable number.

118946761 is a deficient number, since it is larger than the sum of its proper divisors (1).

118946761 is an equidigital number, since it uses as much as digits as its factorization.

118946761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 43.

The square root of 118946761 is about 10906.2716360817. The cubic root of 118946761 is about 491.7951107237.

The spelling of 118946761 in words is "one hundred eighteen million, nine hundred forty-six thousand, seven hundred sixty-one".