133453340445 has 32 divisors (see below), whose sum is σ = 214184234880. Its totient is φ = 70955827200.

The previous prime is 133453340429. The next prime is 133453340459. The reversal of 133453340445 is 544043354331.

It is not a de Polignac number, because 133453340445 - 2⁴ = 133453340429 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, 6645670 + ... + 6665720.

It is an arithmetic number, because the mean of its divisors is an integer number (6693257340).

Almost surely, 2^133453340445 is an apocalyptic number.

133453340445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133453340445 is a deficient number, since it is larger than the sum of its proper divisors (80730894435).

133453340445 is a wasteful number, since it uses less digits than its factorization.

133453340445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21405.

The product of its (nonzero) digits is 518400, while the sum is 39.

Adding to 133453340445 its reverse (544043354331), we get a palindrome (677496694776).

The spelling of 133453340445 in words is "one hundred thirty-three billion, four hundred fifty-three million, three hundred forty thousand, four hundred forty-five".