1355388128573 has 4 divisors (see below), whose sum is σ = 1359482957088. Its totient is φ = 1351293300060.

The previous prime is 1355388128543. The next prime is 1355388128581. The reversal of 1355388128573 is 3758218835531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1355388128573 - 2¹⁸ = 1355387866429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355388128543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2047413761 + ... + 2047414422.

It is an arithmetic number, because the mean of its divisors is an integer number (339870739272).

Almost surely, 2^{1355388128573} is an apocalyptic number.

It is an amenable number.

1355388128573 is a deficient number, since it is larger than the sum of its proper divisors (4094828515).

1355388128573 is an equidigital number, since it uses as much as digits as its factorization.

1355388128573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4094828514.

The product of its digits is 24192000, while the sum is 59.

The spelling of 1355388128573 in words is "one trillion, three hundred fifty-five billion, three hundred eighty-eight million, one hundred twenty-eight thousand, five hundred seventy-three".