1065252382457 has 2 divisors, whose sum is σ = 1065252382458. Its totient is φ = 1065252382456.

The previous prime is 1065252382409. The next prime is 1065252382577. The reversal of 1065252382457 is 7542832525601.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1063478625001 + 1773757456 = 1031251^2 + 42116^2 .

It is a cyclic number.

It is not a de Polignac number, because 1065252382457 - 2³⁰ = 1064178640633 is a prime.

It is a super-2 number, since 2×1065252382457² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1065252382357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532626191228 + 532626191229.

It is an arithmetic number, because the mean of its divisors is an integer number (532626191229).

Almost surely, 2^{1065252382457} is an apocalyptic number.

It is an amenable number.

1065252382457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065252382457 is an equidigital number, since it uses as much as digits as its factorization.

1065252382457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032000, while the sum is 50.

The spelling of 1065252382457 in words is "one trillion, sixty-five billion, two hundred fifty-two million, three hundred eighty-two thousand, four hundred fifty-seven".