1065129473 has 2 divisors, whose sum is σ = 1065129474. Its totient is φ = 1065129472.

The previous prime is 1065129469. The next prime is 1065129581. The reversal of 1065129473 is 3749215601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 965469184 + 99660289 = 31072^2 + 9983^2 .

It is a cyclic number.

It is not a de Polignac number, because 1065129473 - 2² = 1065129469 is a prime.

It is a super-2 number, since 2×1065129473² = 2269001588506515458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1065129413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532564736 + 532564737.

It is an arithmetic number, because the mean of its divisors is an integer number (532564737).

Almost surely, 2^1065129473 is an apocalyptic number.

It is an amenable number.

1065129473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065129473 is an equidigital number, since it uses as much as digits as its factorization.

1065129473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 1065129473 is about 32636.3213766503. The cubic root of 1065129473 is about 1021.2548547236.

The spelling of 1065129473 in words is "one billion, sixty-five million, one hundred twenty-nine thousand, four hundred seventy-three".