134312033 has 4 divisors (see below), whose sum is σ = 134457540. Its totient is φ = 134166528.

The previous prime is 134312029. The next prime is 134312047. The reversal of 134312033 is 330213431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 330213431 = 6481 ⋅50951.

It can be written as a sum of positive squares in 2 ways, for example, as 12054784 + 122257249 = 3472^2 + 11057^2 .

It is a cyclic number.

It is not a de Polignac number, because 134312033 - 2² = 134312029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134311996 and 134312014.

It is not an unprimeable number, because it can be changed into a prime (134312933) 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, 71360 + ... + 73217.

It is an arithmetic number, because the mean of its divisors is an integer number (33614385).

Almost surely, 2^134312033 is an apocalyptic number.

It is an amenable number.

134312033 is a deficient number, since it is larger than the sum of its proper divisors (145507).

134312033 is an equidigital number, since it uses as much as digits as its factorization.

134312033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145506.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 134312033 is about 11589.3068386336. The cubic root of 134312033 is about 512.1198869343.

Adding to 134312033 its reverse (330213431), we get a palindrome (464525464).

The spelling of 134312033 in words is "one hundred thirty-four million, three hundred twelve thousand, thirty-three".