134393426 has 4 divisors (see below), whose sum is σ = 201590142. Its totient is φ = 67196712.

The previous prime is 134393423. The next prime is 134393429. The reversal of 134393426 is 624393431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 624393431 = 3821 ⋅163411.

It is an interprime number because it is at equal distance from previous prime (134393423) and next prime (134393429).

It can be written as a sum of positive squares in only one way, i.e., 73942801 + 60450625 = 8599^2 + 7775^2 .

It is not an unprimeable number, because it can be changed into a prime (134393423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33598355 + ... + 33598358.

Almost surely, 2^134393426 is an apocalyptic number.

134393426 is a deficient number, since it is larger than the sum of its proper divisors (67196716).

134393426 is an equidigital number, since it uses as much as digits as its factorization.

134393426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67196715.

The product of its digits is 46656, while the sum is 35.

The square root of 134393426 is about 11592.8178627976. The cubic root of 134393426 is about 512.2233141451.

The spelling of 134393426 in words is "one hundred thirty-four million, three hundred ninety-three thousand, four hundred twenty-six".