1143346502 has 16 divisors (see below), whose sum is σ = 1722282912. Its totient is φ = 569257920.

The previous prime is 1143346499. The next prime is 1143346507. The reversal of 1143346502 is 2056433411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143346507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755927 + ... + 757437.

It is an arithmetic number, because the mean of its divisors is an integer number (107642682).

Almost surely, 2^1143346502 is an apocalyptic number.

1143346502 is a deficient number, since it is larger than the sum of its proper divisors (578936410).

1143346502 is a wasteful number, since it uses less digits than its factorization.

1143346502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2863.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1143346502 is about 33813.4071338574. The cubic root of 1143346502 is about 1045.6651220809.

Adding to 1143346502 its reverse (2056433411), we get a palindrome (3199779913).

The spelling of 1143346502 in words is "one billion, one hundred forty-three million, three hundred forty-six thousand, five hundred two".