1045020329 has 2 divisors, whose sum is σ = 1045020330. Its totient is φ = 1045020328.

The previous prime is 1045020313. The next prime is 1045020337. The reversal of 1045020329 is 9230205401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1035552400 + 9467929 = 32180^2 + 3077^2 .

It is a cyclic number.

It is not a de Polignac number, because 1045020329 - 2⁴ = 1045020313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1045020298 and 1045020307.

It is not a weakly prime, because it can be changed into another prime (1045020359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522510164 + 522510165.

It is an arithmetic number, because the mean of its divisors is an integer number (522510165).

Almost surely, 2^1045020329 is an apocalyptic number.

It is an amenable number.

1045020329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045020329 is an equidigital number, since it uses as much as digits as its factorization.

1045020329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1045020329 is about 32326.7741817831. The cubic root of 1045020329 is about 1014.7870419619.

The spelling of 1045020329 in words is "one billion, forty-five million, twenty thousand, three hundred twenty-nine".