1056610011157 has 2 divisors, whose sum is σ = 1056610011158. Its totient is φ = 1056610011156.

The previous prime is 1056610011103. The next prime is 1056610011167. The reversal of 1056610011157 is 7511100166501.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 938817593476 + 117792417681 = 968926^2 + 343209^2 .

It is an emirp because it is prime and its reverse (7511100166501) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1056610011157 is a prime.

It is a super-2 number, since 2×1056610011157² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056610011167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528305005578 + 528305005579.

It is an arithmetic number, because the mean of its divisors is an integer number (528305005579).

Almost surely, 2^{1056610011157} is an apocalyptic number.

It is an amenable number.

1056610011157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056610011157 is an equidigital number, since it uses as much as digits as its factorization.

1056610011157 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 34.

Adding to 1056610011157 its reverse (7511100166501), we get a palindrome (8567710177658).

The spelling of 1056610011157 in words is "one trillion, fifty-six billion, six hundred ten million, eleven thousand, one hundred fifty-seven".