40703087 has 2 divisors, whose sum is σ = 40703088. Its totient is φ = 40703086.

The previous prime is 40703063. The next prime is 40703129. The reversal of 40703087 is 78030704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40703087 - 2¹⁶ = 40637551 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 (40703017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20351543 + 20351544.

It is an arithmetic number, because the mean of its divisors is an integer number (20351544).

Almost surely, 2^40703087 is an apocalyptic number.

40703087 is a deficient number, since it is larger than the sum of its proper divisors (1).

40703087 is an equidigital number, since it uses as much as digits as its factorization.

40703087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 40703087 is about 6379.8970994837. The cubic root of 40703087 is about 343.9873322133.

The spelling of 40703087 in words is "forty million, seven hundred three thousand, eighty-seven".