40811763 has 4 divisors (see below), whose sum is σ = 54415688. Its totient is φ = 27207840.

The previous prime is 40811761. The next prime is 40811767. The reversal of 40811763 is 36711804.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40811763 - 2¹ = 40811761 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40811763.

It is not an unprimeable number, because it can be changed into a prime (40811761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6801958 + ... + 6801963.

It is an arithmetic number, because the mean of its divisors is an integer number (13603922).

Almost surely, 2^40811763 is an apocalyptic number.

40811763 is a deficient number, since it is larger than the sum of its proper divisors (13603925).

40811763 is a wasteful number, since it uses less digits than its factorization.

40811763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13603924.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 40811763 is about 6388.4084872525. The cubic root of 40811763 is about 344.2932053767.

The spelling of 40811763 in words is "forty million, eight hundred eleven thousand, seven hundred sixty-three".