41145009 has 16 divisors (see below), whose sum is σ = 55944000. Its totient is φ = 26893376.

The previous prime is 41145001. The next prime is 41145019. The reversal of 41145009 is 90054114.

It is a cyclic number.

It is not a de Polignac number, because 41145009 - 2³ = 41145001 is a prime.

It is a super-2 number, since 2×41145009² = 3385823531220162, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41145009.

It is not an unprimeable number, because it can be changed into a prime (41145001) 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, 36547 + ... + 37655.

It is an arithmetic number, because the mean of its divisors is an integer number (3496500).

Almost surely, 2^41145009 is an apocalyptic number.

It is an amenable number.

41145009 is a deficient number, since it is larger than the sum of its proper divisors (14798991).

41145009 is a wasteful number, since it uses less digits than its factorization.

41145009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 41145009 is about 6414.4375435419. The cubic root of 41145009 is about 345.2277680995.

The spelling of 41145009 in words is "forty-one million, one hundred forty-five thousand, nine".