1052455061657 has 2 divisors, whose sum is σ = 1052455061658. Its totient is φ = 1052455061656.

The previous prime is 1052455061653. The next prime is 1052455061659. The reversal of 1052455061657 is 7561605542501.

1052455061657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 880677141136 + 171777920521 = 938444^2 + 414461^2 .

It is a cyclic number.

It is not a de Polignac number, because 1052455061657 - 2² = 1052455061653 is a prime.

It is a super-2 number, since 2×1052455061657² (a number of 25 digits) contains 22 as substring.

Together with 1052455061659, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1052455061653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526227530828 + 526227530829.

It is an arithmetic number, because the mean of its divisors is an integer number (526227530829).

Almost surely, 2^{1052455061657} is an apocalyptic number.

It is an amenable number.

1052455061657 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052455061657 is an equidigital number, since it uses as much as digits as its factorization.

1052455061657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260000, while the sum is 47.

The spelling of 1052455061657 in words is "one trillion, fifty-two billion, four hundred fifty-five million, sixty-one thousand, six hundred fifty-seven".