40897303 has 2 divisors, whose sum is σ = 40897304. Its totient is φ = 40897302.

The previous prime is 40897271. The next prime is 40897319. The reversal of 40897303 is 30379804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40897303 - 2⁵ = 40897271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40891303) 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, 20448651 + 20448652.

It is an arithmetic number, because the mean of its divisors is an integer number (20448652).

Almost surely, 2^40897303 is an apocalyptic number.

40897303 is a deficient number, since it is larger than the sum of its proper divisors (1).

40897303 is an equidigital number, since it uses as much as digits as its factorization.

40897303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 40897303 is about 6395.0999210333. The cubic root of 40897303 is about 344.5335796102.

The spelling of 40897303 in words is "forty million, eight hundred ninety-seven thousand, three hundred three".