40960513 has 8 divisors (see below), whose sum is σ = 44752320. Its totient is φ = 37180080.

The previous prime is 40960487. The next prime is 40960529. The reversal of 40960513 is 31506904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40960513 - 2⁹ = 40960001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40960013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5868 + ... + 10786.

It is an arithmetic number, because the mean of its divisors is an integer number (5594040).

Almost surely, 2^40960513 is an apocalyptic number.

It is an amenable number.

40960513 is a deficient number, since it is larger than the sum of its proper divisors (3791807).

40960513 is a wasteful number, since it uses less digits than its factorization.

40960513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5687.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 40960513 is about 6400.0400779995. The cubic root of 40960513 is about 344.7109894941.

The spelling of 40960513 in words is "forty million, nine hundred sixty thousand, five hundred thirteen".