1058242309 has 2 divisors, whose sum is σ = 1058242310. Its totient is φ = 1058242308.

The previous prime is 1058242279. The next prime is 1058242313. The reversal of 1058242309 is 9032428501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 607869025 + 450373284 = 24655^2 + 21222^2 .

It is a cyclic number.

It is not a de Polignac number, because 1058242309 - 2⁷ = 1058242181 is a prime.

It is a super-2 number, since 2×1058242309² = 2239753569115302962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1058242369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529121154 + 529121155.

It is an arithmetic number, because the mean of its divisors is an integer number (529121155).

Almost surely, 2^1058242309 is an apocalyptic number.

It is an amenable number.

1058242309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1058242309 is an equidigital number, since it uses as much as digits as its factorization.

1058242309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1058242309 is about 32530.6364677976. The cubic root of 1058242309 is about 1019.0489369557.

The spelling of 1058242309 in words is "one billion, fifty-eight million, two hundred forty-two thousand, three hundred nine".