118267973 has 2 divisors, whose sum is σ = 118267974. Its totient is φ = 118267972.

The previous prime is 118267969. The next prime is 118267987. The reversal of 118267973 is 379762811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78552769 + 39715204 = 8863^2 + 6302^2 .

It is a cyclic number.

It is not a de Polignac number, because 118267973 - 2² = 118267969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_6748649 and since 118267973 and 6748649 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118267993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59133986 + 59133987.

It is an arithmetic number, because the mean of its divisors is an integer number (59133987).

Almost surely, 2^118267973 is an apocalyptic number.

It is an amenable number.

118267973 is a deficient number, since it is larger than the sum of its proper divisors (1).

118267973 is an equidigital number, since it uses as much as digits as its factorization.

118267973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 44.

The square root of 118267973 is about 10875.1079534872. The cubic root of 118267973 is about 490.8578240338.

The spelling of 118267973 in words is "one hundred eighteen million, two hundred sixty-seven thousand, nine hundred seventy-three".