1241571 has 8 divisors (see below), whose sum is σ = 1666240. Its totient is φ = 822312.

The previous prime is 1241557. The next prime is 1241573. The reversal of 1241571 is 1751421.

It is a happy number.

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

It is not a de Polignac number, because 1241571 - 2⁶ = 1241507 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1241573) 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, 781 + ... + 1758.

It is an arithmetic number, because the mean of its divisors is an integer number (208280).

2^1241571 is an apocalyptic number.

1241571 is a deficient number, since it is larger than the sum of its proper divisors (424669).

1241571 is a wasteful number, since it uses less digits than its factorization.

1241571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705.

The product of its digits is 280, while the sum is 21.

The square root of 1241571 is about 1114.2580491071. The cubic root of 1241571 is about 107.4790584771.

Adding to 1241571 its reverse (1751421), we get a palindrome (2992992).

The spelling of 1241571 in words is "one million, two hundred forty-one thousand, five hundred seventy-one".