1003485193121 has 2 divisors, whose sum is σ = 1003485193122. Its totient is φ = 1003485193120.

The previous prime is 1003485193093. The next prime is 1003485193127. The reversal of 1003485193121 is 1213915843001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 993388962721 + 10096230400 = 996689^2 + 100480^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003485193121 - 2¹⁴ = 1003485176737 is a prime.

It is not a weakly prime, because it can be changed into another prime (1003485193127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501742596560 + 501742596561.

It is an arithmetic number, because the mean of its divisors is an integer number (501742596561).

Almost surely, 2^{1003485193121} is an apocalyptic number.

It is an amenable number.

1003485193121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003485193121 is an equidigital number, since it uses as much as digits as its factorization.

1003485193121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 1003485193121 in words is "one trillion, three billion, four hundred eighty-five million, one hundred ninety-three thousand, one hundred twenty-one".