1056006517 has 2 divisors, whose sum is σ = 1056006518. Its totient is φ = 1056006516.

The previous prime is 1056006499. The next prime is 1056006533. The reversal of 1056006517 is 7156006501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 710009316 + 345997201 = 26646^2 + 18601^2 .

It is a cyclic number.

It is not a de Polignac number, because 1056006517 - 2²⁷ = 921788789 is a prime.

It is a super-2 number, since 2×1056006517² = 2230299527892942578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056006547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528003258 + 528003259.

It is an arithmetic number, because the mean of its divisors is an integer number (528003259).

Almost surely, 2^1056006517 is an apocalyptic number.

It is an amenable number.

1056006517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056006517 is an equidigital number, since it uses as much as digits as its factorization.

1056006517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 1056006517 is about 32496.2538917950. The cubic root of 1056006517 is about 1018.3307687660.

The spelling of 1056006517 in words is "one billion, fifty-six million, six thousand, five hundred seventeen".