41002513 has 4 divisors (see below), whose sum is σ = 43160560. Its totient is φ = 38844468.

The previous prime is 41002499. The next prime is 41002517. The reversal of 41002513 is 31520014.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31520014 = 2 ⋅15760007.

It is a cyclic number.

It is not a de Polignac number, because 41002513 - 2²⁵ = 7448081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41002517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1078995 + ... + 1079032.

It is an arithmetic number, because the mean of its divisors is an integer number (10790140).

Almost surely, 2^41002513 is an apocalyptic number.

It is an amenable number.

41002513 is a deficient number, since it is larger than the sum of its proper divisors (2158047).

41002513 is a wasteful number, since it uses less digits than its factorization.

41002513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158046.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 41002513 is about 6403.3204667579. The cubic root of 41002513 is about 344.8287689105.

Adding to 41002513 its reverse (31520014), we get a palindrome (72522527).

The spelling of 41002513 in words is "forty-one million, two thousand, five hundred thirteen".