40768097 has 2 divisors, whose sum is σ = 40768098. Its totient is φ = 40768096.

The previous prime is 40768087. The next prime is 40768103. The reversal of 40768097 is 79086704.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36772096 + 3996001 = 6064^2 + 1999^2 .

It is a cyclic number.

It is not a de Polignac number, because 40768097 - 2⁸ = 40767841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40768087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20384048 + 20384049.

It is an arithmetic number, because the mean of its divisors is an integer number (20384049).

Almost surely, 2^40768097 is an apocalyptic number.

It is an amenable number.

40768097 is a deficient number, since it is larger than the sum of its proper divisors (1).

40768097 is an equidigital number, since it uses as much as digits as its factorization.

40768097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 40768097 is about 6384.9899764996. The cubic root of 40768097 is about 344.1703709211.

The spelling of 40768097 in words is "forty million, seven hundred sixty-eight thousand, ninety-seven".