41243457 has 4 divisors (see below), whose sum is σ = 54991280. Its totient is φ = 27495636.

The previous prime is 41243441. The next prime is 41243473. The reversal of 41243457 is 75434214.

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 an interprime number because it is at equal distance from previous prime (41243441) and next prime (41243473).

It is not a de Polignac number, because 41243457 - 2⁴ = 41243441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41243057) 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, 6873907 + ... + 6873912.

It is an arithmetic number, because the mean of its divisors is an integer number (13747820).

Almost surely, 2^41243457 is an apocalyptic number.

It is an amenable number.

41243457 is a deficient number, since it is larger than the sum of its proper divisors (13747823).

41243457 is a wasteful number, since it uses less digits than its factorization.

41243457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13747822.

The product of its digits is 13440, while the sum is 30.

The square root of 41243457 is about 6422.1068972729. The cubic root of 41243457 is about 345.5028918884.

The spelling of 41243457 in words is "forty-one million, two hundred forty-three thousand, four hundred fifty-seven".