40493107 has 2 divisors, whose sum is σ = 40493108. Its totient is φ = 40493106.

The previous prime is 40493083. The next prime is 40493129. The reversal of 40493107 is 70139404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40493107 - 2⁷ = 40492979 is a prime.

It is not a weakly prime, because it can be changed into another prime (40493147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20246553 + 20246554.

It is an arithmetic number, because the mean of its divisors is an integer number (20246554).

Almost surely, 2^40493107 is an apocalyptic number.

40493107 is a deficient number, since it is larger than the sum of its proper divisors (1).

40493107 is an equidigital number, since it uses as much as digits as its factorization.

40493107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 40493107 is about 6363.4194424067. The cubic root of 40493107 is about 343.3947889068.

The spelling of 40493107 in words is "forty million, four hundred ninety-three thousand, one hundred seven".