97118011 has 2 divisors, whose sum is σ = 97118012. Its totient is φ = 97118010.

The previous prime is 97117981. The next prime is 97118017. The reversal of 97118011 is 11081179.

It is a strong prime.

It is an emirp because it is prime and its reverse (11081179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97118011 - 2⁷ = 97117883 is a prime.

It is a super-2 number, since 2×97118011² = 18863816121192242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (97118017) 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, 48559005 + 48559006.

It is an arithmetic number, because the mean of its divisors is an integer number (48559006).

Almost surely, 2^97118011 is an apocalyptic number.

97118011 is a deficient number, since it is larger than the sum of its proper divisors (1).

97118011 is an equidigital number, since it uses as much as digits as its factorization.

97118011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 28.

The square root of 97118011 is about 9854.8470815127. The cubic root of 97118011 is about 459.6563454075.

The spelling of 97118011 in words is "ninety-seven million, one hundred eighteen thousand, eleven".