1057570343 has 4 divisors (see below), whose sum is σ = 1113231960. Its totient is φ = 1001908728.

The previous prime is 1057570333. The next prime is 1057570351. The reversal of 1057570343 is 3430757501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1057570343 - 2²² = 1053376039 is a prime.

It is a super-2 number, since 2×1057570343² = 2236910060786275298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057570333) 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 in 3 ways as a sum of consecutive naturals, for example, 27830780 + ... + 27830817.

It is an arithmetic number, because the mean of its divisors is an integer number (278307990).

Almost surely, 2^1057570343 is an apocalyptic number.

1057570343 is a deficient number, since it is larger than the sum of its proper divisors (55661617).

1057570343 is an equidigital number, since it uses as much as digits as its factorization.

1057570343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55661616.

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 1057570343 is about 32520.3066252457. The cubic root of 1057570343 is about 1018.8331983290.

The spelling of 1057570343 in words is "one billion, fifty-seven million, five hundred seventy thousand, three hundred forty-three".