134543742 has 16 divisors (see below), whose sum is σ = 269444880. Its totient is φ = 44788352.

The previous prime is 134543741. The next prime is 134543771. The reversal of 134543742 is 247345431.

134543742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×134543742² = 36204037022725128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134543741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9867 + ... + 19142.

It is an arithmetic number, because the mean of its divisors is an integer number (16840305).

Almost surely, 2^134543742 is an apocalyptic number.

134543742 is an abundant number, since it is smaller than the sum of its proper divisors (134901138).

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

134543742 is a wasteful number, since it uses less digits than its factorization.

134543742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29787.

The product of its digits is 40320, while the sum is 33.

The square root of 134543742 is about 11599.2992029691. The cubic root of 134543742 is about 512.4142130453.

The spelling of 134543742 in words is "one hundred thirty-four million, five hundred forty-three thousand, seven hundred forty-two".