40745927 has 2 divisors, whose sum is σ = 40745928. Its totient is φ = 40745926.

The previous prime is 40745893. The next prime is 40745933. The reversal of 40745927 is 72954704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40745927 - 2⁶ = 40745863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40745227) 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, 20372963 + 20372964.

It is an arithmetic number, because the mean of its divisors is an integer number (20372964).

Almost surely, 2^40745927 is an apocalyptic number.

40745927 is a deficient number, since it is larger than the sum of its proper divisors (1).

40745927 is an equidigital number, since it uses as much as digits as its factorization.

40745927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 40745927 is about 6383.2536374485. The cubic root of 40745927 is about 344.1079721237.

It can be divided in two parts, 4074 and 5927, that added together give a palindrome (10001).

The spelling of 40745927 in words is "forty million, seven hundred forty-five thousand, nine hundred twenty-seven".