134423426 has 4 divisors (see below), whose sum is σ = 201635142. Its totient is φ = 67211712.

The previous prime is 134423413. The next prime is 134423449. The reversal of 134423426 is 624324431.

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

It can be written as a sum of positive squares in only one way, i.e., 113401201 + 21022225 = 10649^2 + 4585^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33605855 + ... + 33605858.

Almost surely, 2^134423426 is an apocalyptic number.

134423426 is a deficient number, since it is larger than the sum of its proper divisors (67211716).

134423426 is an equidigital number, since it uses as much as digits as its factorization.

134423426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67211715.

The product of its digits is 13824, while the sum is 29.

The square root of 134423426 is about 11594.1116951666. Note that the first 3 decimals coincide. The cubic root of 134423426 is about 512.2614250275.

Adding to 134423426 its reverse (624324431), we get a palindrome (758747857).

The spelling of 134423426 in words is "one hundred thirty-four million, four hundred twenty-three thousand, four hundred twenty-six".