40912007 has 2 divisors, whose sum is σ = 40912008. Its totient is φ = 40912006.

The previous prime is 40911977. The next prime is 40912019. The reversal of 40912007 is 70021904.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40912007 - 2⁶ = 40911943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40914007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20456003 + 20456004.

It is an arithmetic number, because the mean of its divisors is an integer number (20456004).

Almost surely, 2^40912007 is an apocalyptic number.

40912007 is a deficient number, since it is larger than the sum of its proper divisors (1).

40912007 is an equidigital number, since it uses as much as digits as its factorization.

40912007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 40912007 is about 6396.2494479187. The cubic root of 40912007 is about 344.5748652563.

The spelling of 40912007 in words is "forty million, nine hundred twelve thousand, seven".