1005044429117 has 2 divisors, whose sum is σ = 1005044429118. Its totient is φ = 1005044429116.

The previous prime is 1005044429111. The next prime is 1005044429153. The reversal of 1005044429117 is 7119244405001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1004513080516 + 531348601 = 1002254^2 + 23051^2 .

It is a cyclic number.

It is not a de Polignac number, because 1005044429117 - 2⁴ = 1005044429101 is a prime.

It is a super-2 number, since 2×1005044429117² (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 (1005044429111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502522214558 + 502522214559.

It is an arithmetic number, because the mean of its divisors is an integer number (502522214559).

Almost surely, 2^{1005044429117} is an apocalyptic number.

It is an amenable number.

1005044429117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005044429117 is an equidigital number, since it uses as much as digits as its factorization.

1005044429117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 1005044429117 in words is "one trillion, five billion, forty-four million, four hundred twenty-nine thousand, one hundred seventeen".