133603013232473 has 2 divisors, whose sum is σ = 133603013232474. Its totient is φ = 133603013232472.

The previous prime is 133603013232421. The next prime is 133603013232527. The reversal of 133603013232473 is 374232310306331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114978161047369 + 18624852185104 = 10722787^2 + 4315652^2 .

It is a cyclic number.

It is not a de Polignac number, because 133603013232473 - 2⁸ = 133603013232217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133603013232473.

It is not a weakly prime, because it can be changed into another prime (133603013232173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66801506616236 + 66801506616237.

It is an arithmetic number, because the mean of its divisors is an integer number (66801506616237).

Almost surely, 2^{133603013232473} is an apocalyptic number.

It is an amenable number.

133603013232473 is a deficient number, since it is larger than the sum of its proper divisors (1).

133603013232473 is an equidigital number, since it uses as much as digits as its factorization.

133603013232473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 41.

The spelling of 133603013232473 in words is "one hundred thirty-three trillion, six hundred three billion, thirteen million, two hundred thirty-two thousand, four hundred seventy-three".