41121013 has 4 divisors (see below), whose sum is σ = 41498380. Its totient is φ = 40743648.

The previous prime is 41121007. The next prime is 41121019. The reversal of 41121013 is 31012114.

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

It is an interprime number because it is at equal distance from previous prime (41121007) and next prime (41121019).

It can be written as a sum of positive squares in 2 ways, for example, as 22819729 + 18301284 = 4777^2 + 4278^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41121013 is a prime.

It is a super-3 number, since 3×41121013³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41120984 and 41121002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41121019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188520 + ... + 188737.

It is an arithmetic number, because the mean of its divisors is an integer number (10374595).

Almost surely, 2^41121013 is an apocalyptic number.

It is an amenable number.

41121013 is a deficient number, since it is larger than the sum of its proper divisors (377367).

41121013 is a wasteful number, since it uses less digits than its factorization.

41121013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377366.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 41121013 is about 6412.5668027709. The cubic root of 41121013 is about 345.1606421249.

Adding to 41121013 its reverse (31012114), we get a palindrome (72133127).

The spelling of 41121013 in words is "forty-one million, one hundred twenty-one thousand, thirteen".