1013010025873 has 2 divisors, whose sum is σ = 1013010025874. Its totient is φ = 1013010025872.

The previous prime is 1013010025871. The next prime is 1013010025889. The reversal of 1013010025873 is 3785200103101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 962219741184 + 50790284689 = 980928^2 + 225367^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013010025873 - 2¹ = 1013010025871 is a prime.

It is a super-2 number, since 2×1013010025873² (a number of 25 digits) contains 22 as substring.

Together with 1013010025871, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1013010025871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506505012936 + 506505012937.

It is an arithmetic number, because the mean of its divisors is an integer number (506505012937).

Almost surely, 2^{1013010025873} is an apocalyptic number.

It is an amenable number.

1013010025873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013010025873 is an equidigital number, since it uses as much as digits as its factorization.

1013010025873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

Adding to 1013010025873 its reverse (3785200103101), we get a palindrome (4798210128974).

The spelling of 1013010025873 in words is "one trillion, thirteen billion, ten million, twenty-five thousand, eight hundred seventy-three".