134474618 has 4 divisors (see below), whose sum is σ = 201711930. Its totient is φ = 67237308.

The previous prime is 134474617. The next prime is 134474623. The reversal of 134474618 is 816474431.

It is a happy number.

134474618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 131492089 + 2982529 = 11467^2 + 1727^2 .

It is not an unprimeable number, because it can be changed into a prime (134474611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33618653 + ... + 33618656.

Almost surely, 2^134474618 is an apocalyptic number.

134474618 is a deficient number, since it is larger than the sum of its proper divisors (67237312).

134474618 is an equidigital number, since it uses as much as digits as its factorization.

134474618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67237311.

The product of its digits is 64512, while the sum is 38.

The square root of 134474618 is about 11596.3191573878. The cubic root of 134474618 is about 512.3264443461.

The spelling of 134474618 in words is "one hundred thirty-four million, four hundred seventy-four thousand, six hundred eighteen".