40010983 has 2 divisors, whose sum is σ = 40010984. Its totient is φ = 40010982.

The previous prime is 40010951. The next prime is 40010989. The reversal of 40010983 is 38901004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40010983 - 2⁵ = 40010951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40010989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20005491 + 20005492.

It is an arithmetic number, because the mean of its divisors is an integer number (20005492).

Almost surely, 2^40010983 is an apocalyptic number.

40010983 is a deficient number, since it is larger than the sum of its proper divisors (1).

40010983 is an equidigital number, since it uses as much as digits as its factorization.

40010983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 40010983 is about 6325.4235431313. The cubic root of 40010983 is about 342.0264875806.

Adding to 40010983 its reverse (38901004), we get a palindrome (78911987).

The spelling of 40010983 in words is "forty million, ten thousand, nine hundred eighty-three".