1543450134 has 16 divisors (see below), whose sum is σ = 3186478080. Its totient is φ = 497887080.

The previous prime is 1543450133. The next prime is 1543450141. The reversal of 1543450134 is 4310543451.

It is a super-2 number, since 2×1543450134² = 4764476632289235912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1543450133) 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, 4148874 + ... + 4149245.

It is an arithmetic number, because the mean of its divisors is an integer number (199154880).

Almost surely, 2^1543450134 is an apocalyptic number.

1543450134 is an abundant number, since it is smaller than the sum of its proper divisors (1643027946).

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

1543450134 is a wasteful number, since it uses less digits than its factorization.

1543450134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8298155.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 1543450134 is about 39286.7679250915. The cubic root of 1543450134 is about 1155.6620914837.

Adding to 1543450134 its reverse (4310543451), we get a palindrome (5853993585).

The spelling of 1543450134 in words is "one billion, five hundred forty-three million, four hundred fifty thousand, one hundred thirty-four".