134218442 has 4 divisors (see below), whose sum is σ = 201327666. Its totient is φ = 67109220.

The previous prime is 134218433. The next prime is 134218459. The reversal of 134218442 is 244812431.

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., 126540001 + 7678441 = 11249^2 + 2771^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33554609 + ... + 33554612.

Almost surely, 2^134218442 is an apocalyptic number.

134218442 is a deficient number, since it is larger than the sum of its proper divisors (67109224).

134218442 is an equidigital number, since it uses as much as digits as its factorization.

134218442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67109223.

The product of its digits is 6144, while the sum is 29.

The square root of 134218442 is about 11585.2683179976. The cubic root of 134218442 is about 512.0009078963. Note that the first 3 decimals are identical.

The spelling of 134218442 in words is "one hundred thirty-four million, two hundred eighteen thousand, four hundred forty-two".