134543554 has 4 divisors (see below), whose sum is σ = 201815334. Its totient is φ = 67271776.

The previous prime is 134543551. The next prime is 134543597. The reversal of 134543554 is 455345431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 455345431 = 19 ⋅23965549.

It can be written as a sum of positive squares in only one way, i.e., 69305625 + 65237929 = 8325^2 + 8077^2 .

It is not an unprimeable number, because it can be changed into a prime (134543551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33635887 + ... + 33635890.

Almost surely, 2^134543554 is an apocalyptic number.

134543554 is a deficient number, since it is larger than the sum of its proper divisors (67271780).

134543554 is an equidigital number, since it uses as much as digits as its factorization.

134543554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67271779.

The product of its digits is 72000, while the sum is 34.

The square root of 134543554 is about 11599.2910990284. The cubic root of 134543554 is about 512.4139743772.

Adding to 134543554 its reverse (455345431), we get a palindrome (589888985).

The spelling of 134543554 in words is "one hundred thirty-four million, five hundred forty-three thousand, five hundred fifty-four".