1241333545 has 16 divisors (see below), whose sum is σ = 1550223360. Its totient is φ = 953063104.

The previous prime is 1241333491. The next prime is 1241333551. The reversal of 1241333545 is 5453331421.

It is a cyclic number.

It is not a de Polignac number, because 1241333545 - 2²⁵ = 1207779113 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1417 + ... + 49846.

It is an arithmetic number, because the mean of its divisors is an integer number (96888960).

Almost surely, 2^1241333545 is an apocalyptic number.

It is an amenable number.

1241333545 is a deficient number, since it is larger than the sum of its proper divisors (308889815).

1241333545 is a wasteful number, since it uses less digits than its factorization.

1241333545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51464.

The product of its digits is 21600, while the sum is 31.

The square root of 1241333545 is about 35232.5637017802. The cubic root of 1241333545 is about 1074.7220611906.

Adding to 1241333545 its reverse (5453331421), we get a palindrome (6694664966).

The spelling of 1241333545 in words is "one billion, two hundred forty-one million, three hundred thirty-three thousand, five hundred forty-five".