134315442 has 32 divisors (see below), whose sum is σ = 299376000. Its totient is φ = 44637264.

The previous prime is 134315417. The next prime is 134315449. The reversal of 134315442 is 244513431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (134315449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15283 + ... + 22409.

It is an arithmetic number, because the mean of its divisors is an integer number (9355500).

Almost surely, 2^134315442 is an apocalyptic number.

134315442 is an abundant number, since it is smaller than the sum of its proper divisors (165060558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134315442 is a wasteful number, since it uses less digits than its factorization.

134315442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7487 (or 7481 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 134315442 is about 11589.4539129331. The cubic root of 134315442 is about 512.1242196360.

Adding to 134315442 its reverse (244513431), we get a palindrome (378828873).

The spelling of 134315442 in words is "one hundred thirty-four million, three hundred fifteen thousand, four hundred forty-two".