40651927 has 2 divisors, whose sum is σ = 40651928. Its totient is φ = 40651926.

The previous prime is 40651921. The next prime is 40651931. The reversal of 40651927 is 72915604.

40651927 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40651927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40651892 and 40651901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40651921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20325963 + 20325964.

It is an arithmetic number, because the mean of its divisors is an integer number (20325964).

Almost surely, 2^40651927 is an apocalyptic number.

40651927 is a deficient number, since it is larger than the sum of its proper divisors (1).

40651927 is an equidigital number, since it uses as much as digits as its factorization.

40651927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 40651927 is about 6375.8863697528. The cubic root of 40651927 is about 343.8431517466.

The spelling of 40651927 in words is "forty million, six hundred fifty-one thousand, nine hundred twenty-seven".