1021034143 has 2 divisors, whose sum is σ = 1021034144. Its totient is φ = 1021034142.

The previous prime is 1021034099. The next prime is 1021034207. The reversal of 1021034143 is 3414301201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1021034143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1021034143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021035143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510517071 + 510517072.

It is an arithmetic number, because the mean of its divisors is an integer number (510517072).

Almost surely, 2^1021034143 is an apocalyptic number.

1021034143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021034143 is an equidigital number, since it uses as much as digits as its factorization.

1021034143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1021034143 is about 31953.6248804420. The cubic root of 1021034143 is about 1006.9627880628.

Adding to 1021034143 its reverse (3414301201), we get a palindrome (4435335344).

The spelling of 1021034143 in words is "one billion, twenty-one million, thirty-four thousand, one hundred forty-three".