134211442 has 8 divisors (see below), whose sum is σ = 204152832. Its totient is φ = 66160500.

The previous prime is 134211439. The next prime is 134211443. The reversal of 134211442 is 244112431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×134211442² = 36025422327438728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134211443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472434 + ... + 472717.

It is an arithmetic number, because the mean of its divisors is an integer number (25519104).

Almost surely, 2^134211442 is an apocalyptic number.

134211442 is a deficient number, since it is larger than the sum of its proper divisors (69941390).

134211442 is an equidigital number, since it uses as much as digits as its factorization.

134211442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945224.

The product of its digits is 768, while the sum is 22.

The square root of 134211442 is about 11584.9662062520. The cubic root of 134211442 is about 511.9920068129.

Adding to 134211442 its reverse (244112431), we get a palindrome (378323873).

The spelling of 134211442 in words is "one hundred thirty-four million, two hundred eleven thousand, four hundred forty-two".