1113210143 has 12 divisors (see below), whose sum is σ = 1170776208. Its totient is φ = 1058349600.

The previous prime is 1113210127. The next prime is 1113210169. The reversal of 1113210143 is 3410123111.

It is not a de Polignac number, because 1113210143 - 2⁴ = 1113210127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113210103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82043 + ... + 94643.

It is an arithmetic number, because the mean of its divisors is an integer number (97564684).

Almost surely, 2^1113210143 is an apocalyptic number.

1113210143 is a deficient number, since it is larger than the sum of its proper divisors (57566065).

1113210143 is a wasteful number, since it uses less digits than its factorization.

1113210143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12814 (or 12791 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1113210143 is about 33364.8039556656. The cubic root of 1113210143 is about 1036.3959763855.

Adding to 1113210143 its reverse (3410123111), we get a palindrome (4523333254).

It can be divided in two parts, 11132 and 10143, that multiplied together give a square (112911876 = 10626²).

The spelling of 1113210143 in words is "one billion, one hundred thirteen million, two hundred ten thousand, one hundred forty-three".