134212023 has 12 divisors (see below), whose sum is σ = 211485768. Its totient is φ = 81340560.

The previous prime is 134212019. The next prime is 134212031. The reversal of 134212023 is 320212431.

It is not a de Polignac number, because 134212023 - 2² = 134212019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134211987 and 134212005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134212003) 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, 677740 + ... + 677937.

It is an arithmetic number, because the mean of its divisors is an integer number (17623814).

Almost surely, 2^134212023 is an apocalyptic number.

134212023 is a deficient number, since it is larger than the sum of its proper divisors (77273745).

134212023 is a wasteful number, since it uses less digits than its factorization.

134212023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355694 (or 1355691 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 134212023 is about 11584.9912818267. The cubic root of 134212023 is about 511.9927456146.

Adding to 134212023 its reverse (320212431), we get a palindrome (454424454).

The spelling of 134212023 in words is "one hundred thirty-four million, two hundred twelve thousand, twenty-three".