940247807 has 2 divisors, whose sum is σ = 940247808. Its totient is φ = 940247806.

The previous prime is 940247771. The next prime is 940247827. The reversal of 940247807 is 708742049.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 940247807 - 2¹⁴ = 940231423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940247827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470123903 + 470123904.

It is an arithmetic number, because the mean of its divisors is an integer number (470123904).

Almost surely, 2^940247807 is an apocalyptic number.

940247807 is a deficient number, since it is larger than the sum of its proper divisors (1).

940247807 is an equidigital number, since it uses as much as digits as its factorization.

940247807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 940247807 is about 30663.4604537714. The cubic root of 940247807 is about 979.6721821079.

The spelling of 940247807 in words is "nine hundred forty million, two hundred forty-seven thousand, eight hundred seven".