1405324241 has 16 divisors (see below), whose sum is σ = 1463606928. Its totient is φ = 1348300800.

The previous prime is 1405324231. The next prime is 1405324243. The reversal of 1405324241 is 1424235041.

It can be written as a sum of positive squares in 8 ways, for example, as 892754641 + 512569600 = 29879^2 + 22640^2 .

It is a cyclic number.

It is not a de Polignac number, because 1405324241 - 2¹⁴ = 1405307857 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1405324241.

It is not an unprimeable number, because it can be changed into a prime (1405324243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1846301 + ... + 1847061.

It is an arithmetic number, because the mean of its divisors is an integer number (91475433).

Almost surely, 2^1405324241 is an apocalyptic number.

It is an amenable number.

1405324241 is a deficient number, since it is larger than the sum of its proper divisors (58282687).

1405324241 is an equidigital number, since it uses as much as digits as its factorization.

1405324241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1405324241 is about 37487.6545145198. The cubic root of 1405324241 is about 1120.1052837357.

Adding to 1405324241 its reverse (1424235041), we get a palindrome (2829559282).

The spelling of 1405324241 in words is "one billion, four hundred five million, three hundred twenty-four thousand, two hundred forty-one".