1054512358517 has 2 divisors, whose sum is σ = 1054512358518. Its totient is φ = 1054512358516.

The previous prime is 1054512358513. The next prime is 1054512358573. The reversal of 1054512358517 is 7158532154501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 999538053361 + 54974305156 = 999769^2 + 234466^2 .

It is a cyclic number.

It is not a de Polignac number, because 1054512358517 - 2² = 1054512358513 is a prime.

It is a super-2 number, since 2×1054512358517² (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 (1054512358511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527256179258 + 527256179259.

It is an arithmetic number, because the mean of its divisors is an integer number (527256179259).

Almost surely, 2^{1054512358517} is an apocalyptic number.

It is an amenable number.

1054512358517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054512358517 is an equidigital number, since it uses as much as digits as its factorization.

1054512358517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840000, while the sum is 47.

The spelling of 1054512358517 in words is "one trillion, fifty-four billion, five hundred twelve million, three hundred fifty-eight thousand, five hundred seventeen".