40126713 has 16 divisors (see below), whose sum is σ = 59169216. Its totient is φ = 23984640.

The previous prime is 40126711. The next prime is 40126717. The reversal of 40126713 is 31762104.

It is not a de Polignac number, because 40126713 - 2¹ = 40126711 is a prime.

It is a super-2 number, since 2×40126713² = 3220306192368738, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40126711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5920 + ... + 10737.

It is an arithmetic number, because the mean of its divisors is an integer number (3698076).

Almost surely, 2^40126713 is an apocalyptic number.

It is an amenable number.

40126713 is a deficient number, since it is larger than the sum of its proper divisors (19042503).

40126713 is a wasteful number, since it uses less digits than its factorization.

40126713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16744.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 40126713 is about 6334.5649416515. The cubic root of 40126713 is about 342.3559356462.

Adding to 40126713 its reverse (31762104), we get a palindrome (71888817).

The spelling of 40126713 in words is "forty million, one hundred twenty-six thousand, seven hundred thirteen".