1350444405 has 32 divisors (see below), whose sum is σ = 2184007680. Its totient is φ = 712514880.

The previous prime is 1350444397. The next prime is 1350444443. The reversal of 1350444405 is 5044440531.

It is not a de Polignac number, because 1350444405 - 2³ = 1350444397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 583200 + ... + 585510.

It is an arithmetic number, because the mean of its divisors is an integer number (68250240).

Almost surely, 2^1350444405 is an apocalyptic number.

1350444405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1350444405 is a deficient number, since it is larger than the sum of its proper divisors (833563275).

1350444405 is a wasteful number, since it uses less digits than its factorization.

1350444405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2721.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 1350444405 is about 36748.3932301808. The cubic root of 1350444405 is about 1105.3307105107.

Adding to 1350444405 its reverse (5044440531), we get a palindrome (6394884936).

The spelling of 1350444405 in words is "one billion, three hundred fifty million, four hundred forty-four thousand, four hundred five".