1013012133173 has 2 divisors, whose sum is σ = 1013012133174. Its totient is φ = 1013012133172.

The previous prime is 1013012133167. The next prime is 1013012133251. The reversal of 1013012133173 is 3713312103101.

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., 801395572849 + 211616560324 = 895207^2 + 460018^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013012133173 - 2¹⁰ = 1013012132149 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013012133673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506506066586 + 506506066587.

It is an arithmetic number, because the mean of its divisors is an integer number (506506066587).

Almost surely, 2^{1013012133173} is an apocalyptic number.

It is an amenable number.

1013012133173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013012133173 is an equidigital number, since it uses as much as digits as its factorization.

1013012133173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 26.

Adding to 1013012133173 its reverse (3713312103101), we get a palindrome (4726324236274).

The spelling of 1013012133173 in words is "one trillion, thirteen billion, twelve million, one hundred thirty-three thousand, one hundred seventy-three".