1143513134 has 8 divisors (see below), whose sum is σ = 1725793320. Its totient is φ = 568248696.

The previous prime is 1143513131. The next prime is 1143513139. The reversal of 1143513134 is 4313153411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143513131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1753529 + ... + 1754180.

It is an arithmetic number, because the mean of its divisors is an integer number (215724165).

Almost surely, 2^1143513134 is an apocalyptic number.

1143513134 is a deficient number, since it is larger than the sum of its proper divisors (582280186).

1143513134 is a wasteful number, since it uses less digits than its factorization.

1143513134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3507874.

The product of its digits is 2160, while the sum is 26.

The square root of 1143513134 is about 33815.8710371328. The cubic root of 1143513134 is about 1045.7159182325.

Adding to 1143513134 its reverse (4313153411), we get a palindrome (5456666545).

The spelling of 1143513134 in words is "one billion, one hundred forty-three million, five hundred thirteen thousand, one hundred thirty-four".