1573105128223 has 2 divisors, whose sum is σ = 1573105128224. Its totient is φ = 1573105128222.

The previous prime is 1573105128187. The next prime is 1573105128251. The reversal of 1573105128223 is 3228215013751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1573105128223 - 2²⁹ = 1572568257311 is a prime.

It is a super-2 number, since 2×1573105128223² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1573105128293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 786552564111 + 786552564112.

It is an arithmetic number, because the mean of its divisors is an integer number (786552564112).

Almost surely, 2^{1573105128223} is an apocalyptic number.

1573105128223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1573105128223 is an equidigital number, since it uses as much as digits as its factorization.

1573105128223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 1573105128223 in words is "one trillion, five hundred seventy-three billion, one hundred five million, one hundred twenty-eight thousand, two hundred twenty-three".