451412321533133 has 4 divisors (see below), whose sum is σ = 463612654547580. Its totient is φ = 439211988518688.

The previous prime is 451412321533127. The next prime is 451412321533219. The reversal of 451412321533133 is 331335123214154.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 318899485071049 + 132512836462084 = 17857757^2 + 11511422^2 .

It is a cyclic number.

It is not a de Polignac number, because 451412321533133 - 2²⁰ = 451412320484557 is a prime.

It is a super-2 number, since 2×451412321533133² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451412321553133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6100166507168 + ... + 6100166507241.

It is an arithmetic number, because the mean of its divisors is an integer number (115903163636895).

Almost surely, 2^{451412321533133} is an apocalyptic number.

It is an amenable number.

451412321533133 is a deficient number, since it is larger than the sum of its proper divisors (12200333014447).

451412321533133 is a wasteful number, since it uses less digits than its factorization.

451412321533133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12200333014446.

The product of its digits is 388800, while the sum is 41.

Adding to 451412321533133 its reverse (331335123214154), we get a palindrome (782747444747287).

The spelling of 451412321533133 in words is "four hundred fifty-one trillion, four hundred twelve billion, three hundred twenty-one million, five hundred thirty-three thousand, one hundred thirty-three".