14203453545 has 32 divisors (see below), whose sum is σ = 25255549440. Its totient is φ = 7573685760.

The previous prime is 14203453543. The next prime is 14203453597. The reversal of 14203453545 is 54535430241.

14203453545 is a `hidden beast` number, since 14 + 20 + 34 + 53 + 545 = 666.

It is not a de Polignac number, because 14203453545 - 2¹ = 14203453543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14203453543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1210105 + ... + 1221785.

It is an arithmetic number, because the mean of its divisors is an integer number (789235920).

Almost surely, 2^14203453545 is an apocalyptic number.

14203453545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14203453545 is a deficient number, since it is larger than the sum of its proper divisors (11052095895).

14203453545 is a wasteful number, since it uses less digits than its factorization.

14203453545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20702 (or 20696 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 14203453545 its reverse (54535430241), we get a palindrome (68738883786).

The spelling of 14203453545 in words is "fourteen billion, two hundred three million, four hundred fifty-three thousand, five hundred forty-five".