41520457 has 4 divisors (see below), whose sum is σ = 45295056. Its totient is φ = 37745860.

The previous prime is 41520449. The next prime is 41520463. The reversal of 41520457 is 75402514.

41520457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 41520457 - 2³ = 41520449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41520407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1887283 + ... + 1887304.

It is an arithmetic number, because the mean of its divisors is an integer number (11323764).

Almost surely, 2^41520457 is an apocalyptic number.

It is an amenable number.

41520457 is a deficient number, since it is larger than the sum of its proper divisors (3774599).

41520457 is a wasteful number, since it uses less digits than its factorization.

41520457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774598.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 41520457 is about 6443.6369388723. The cubic root of 41520457 is about 346.2746574559.

The spelling of 41520457 in words is "forty-one million, five hundred twenty thousand, four hundred fifty-seven".