1020432029 has 2 divisors, whose sum is σ = 1020432030. Its totient is φ = 1020432028.

The previous prime is 1020431989. The next prime is 1020432037. The reversal of 1020432029 is 9202340201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 669619129 + 350812900 = 25877^2 + 18730^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020432029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020431995 and 1020432013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020432059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510216014 + 510216015.

It is an arithmetic number, because the mean of its divisors is an integer number (510216015).

Almost surely, 2^1020432029 is an apocalyptic number.

It is an amenable number.

1020432029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020432029 is an equidigital number, since it uses as much as digits as its factorization.

1020432029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1020432029 is about 31944.2018056485. The cubic root of 1020432029 is about 1006.7648104806.

The spelling of 1020432029 in words is "one billion, twenty million, four hundred thirty-two thousand, twenty-nine".