1056591343 has 2 divisors, whose sum is σ = 1056591344. Its totient is φ = 1056591342.

The previous prime is 1056591337. The next prime is 1056591379. The reversal of 1056591343 is 3431956501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1056591343 is a prime.

It is a super-2 number, since 2×1056591343² = 2232770532205087298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056591143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528295671 + 528295672.

It is an arithmetic number, because the mean of its divisors is an integer number (528295672).

Almost surely, 2^1056591343 is an apocalyptic number.

1056591343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056591343 is an equidigital number, since it uses as much as digits as its factorization.

1056591343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 1056591343 is about 32505.2510065682. The cubic root of 1056591343 is about 1018.5187210165.

The spelling of 1056591343 in words is "one billion, fifty-six million, five hundred ninety-one thousand, three hundred forty-three".