41453809 has 8 divisors (see below), whose sum is σ = 41936360. Its totient is φ = 40974336.

The previous prime is 41453807. The next prime is 41453821. The reversal of 41453809 is 90835414.

It can be written as a sum of positive squares in 4 ways, for example, as 17247409 + 24206400 = 4153^2 + 4920^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41453809 - 2¹ = 41453807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41453807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35377 + ... + 36529.

It is an arithmetic number, because the mean of its divisors is an integer number (5242045).

Almost surely, 2^41453809 is an apocalyptic number.

It is an amenable number.

41453809 is a deficient number, since it is larger than the sum of its proper divisors (482551).

41453809 is a wasteful number, since it uses less digits than its factorization.

41453809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 41453809 is about 6438.4632483225. The cubic root of 41453809 is about 346.0892799778.

The spelling of 41453809 in words is "forty-one million, four hundred fifty-three thousand, eight hundred nine".