134121442 has 24 divisors (see below), whose sum is σ = 248973696. Its totient is φ = 53058096.

The previous prime is 134121389. The next prime is 134121451. The reversal of 134121442 is 244121431.

It is a happy number.

It is a super-2 number, since 2×134121442² = 35977122408318728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25978 + ... + 30709.

It is an arithmetic number, because the mean of its divisors is an integer number (10373904).

Almost surely, 2^134121442 is an apocalyptic number.

134121442 is a deficient number, since it is larger than the sum of its proper divisors (114852254).

134121442 is a wasteful number, since it uses less digits than its factorization.

134121442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56722 (or 56709 counting only the distinct ones).

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

The square root of 134121442 is about 11581.0812103188. The cubic root of 134121442 is about 511.8775367305.

Adding to 134121442 its reverse (244121431), we get a palindrome (378242873).

The spelling of 134121442 in words is "one hundred thirty-four million, one hundred twenty-one thousand, four hundred forty-two".