14245321405 has 12 divisors (see below), whose sum is σ = 19885306140. Its totient is φ = 9768220224.

The previous prime is 14245321403. The next prime is 14245321439. The reversal of 14245321405 is 50412354241.

It can be written as a sum of positive squares in 2 ways, for example, as 7900720996 + 6344600409 = 88886^2 + 79653^2 .

It is not a de Polignac number, because 14245321405 - 2¹ = 14245321403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14245321403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29071840 + ... + 29072329.

It is an arithmetic number, because the mean of its divisors is an integer number (1657108845).

Almost surely, 2^14245321405 is an apocalyptic number.

It is an amenable number.

14245321405 is a deficient number, since it is larger than the sum of its proper divisors (5639984735).

14245321405 is an equidigital number, since it uses as much as digits as its factorization.

14245321405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58144188 (or 58144181 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 14245321405 its reverse (50412354241), we get a palindrome (64657675646).

The spelling of 14245321405 in words is "fourteen billion, two hundred forty-five million, three hundred twenty-one thousand, four hundred five".