41243149 has 4 divisors (see below), whose sum is σ = 42202336. Its totient is φ = 40283964.

The previous prime is 41243143. The next prime is 41243161. The reversal of 41243149 is 94134214.

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.

It is a cyclic number.

It is not a de Polignac number, because 41243149 - 2³ = 41243141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41243141) 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, 479529 + ... + 479614.

It is an arithmetic number, because the mean of its divisors is an integer number (10550584).

Almost surely, 2^41243149 is an apocalyptic number.

It is an amenable number.

41243149 is a deficient number, since it is larger than the sum of its proper divisors (959187).

41243149 is an equidigital number, since it uses as much as digits as its factorization.

41243149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959186.

The product of its digits is 3456, while the sum is 28.

The square root of 41243149 is about 6422.0829175588. The cubic root of 41243149 is about 345.5020318316.

The spelling of 41243149 in words is "forty-one million, two hundred forty-three thousand, one hundred forty-nine".