403473985121 has 2 divisors, whose sum is σ = 403473985122. Its totient is φ = 403473985120.

The previous prime is 403473985099. The next prime is 403473985147. The reversal of 403473985121 is 121589374304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329728608400 + 73745376721 = 574220^2 + 271561^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-403473985121 is a prime.

It is not a weakly prime, because it can be changed into another prime (403473955121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201736992560 + 201736992561.

It is an arithmetic number, because the mean of its divisors is an integer number (201736992561).

Almost surely, 2^403473985121 is an apocalyptic number.

It is an amenable number.

403473985121 is a deficient number, since it is larger than the sum of its proper divisors (1).

403473985121 is an equidigital number, since it uses as much as digits as its factorization.

403473985121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 403473985121 in words is "four hundred three billion, four hundred seventy-three million, nine hundred eighty-five thousand, one hundred twenty-one".