1110402143 has 2 divisors, whose sum is σ = 1110402144. Its totient is φ = 1110402142.

The previous prime is 1110402131. The next prime is 1110402151. The reversal of 1110402143 is 3412040111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1110402143 - 2⁴ = 1110402127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110452143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555201071 + 555201072.

It is an arithmetic number, because the mean of its divisors is an integer number (555201072).

Almost surely, 2^1110402143 is an apocalyptic number.

1110402143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110402143 is an equidigital number, since it uses as much as digits as its factorization.

1110402143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1110402143 is about 33322.6971147295. The cubic root of 1110402143 is about 1035.5238289044.

Adding to 1110402143 its reverse (3412040111), we get a palindrome (4522442254).

The spelling of 1110402143 in words is "one billion, one hundred ten million, four hundred two thousand, one hundred forty-three".