134020258 has 4 divisors (see below), whose sum is σ = 201030390. Its totient is φ = 67010128.

The previous prime is 134020247. The next prime is 134020279. The reversal of 134020258 is 852020431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 852020431 = 4007 ⋅212633.

It can be written as a sum of positive squares in only one way, i.e., 79156609 + 54863649 = 8897^2 + 7407^2 .

It is a super-2 number, since 2×134020258² = 35922859108773128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33505063 + ... + 33505066.

Almost surely, 2^134020258 is an apocalyptic number.

134020258 is a deficient number, since it is larger than the sum of its proper divisors (67010132).

134020258 is an equidigital number, since it uses as much as digits as its factorization.

134020258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67010131.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 134020258 is about 11576.7118820501. The cubic root of 134020258 is about 511.7487806665.

Adding to 134020258 its reverse (852020431), we get a palindrome (986040689).

The spelling of 134020258 in words is "one hundred thirty-four million, twenty thousand, two hundred fifty-eight".