1355125 has 16 divisors (see below), whose sum is σ = 1742832. Its totient is φ = 1051200.

The previous prime is 1355119. The next prime is 1355129. The reversal of 1355125 is 5215531.

It can be written as a sum of positive squares in 8 ways, for example, as 14161 + 1340964 = 119^2 + 1158^2 .

It is not a de Polignac number, because 1355125 - 2¹⁵ = 1322357 is a prime.

It is a super-5 number, since 5×1355125⁵ (a number of 32 digits) contains 55555 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1355096 and 1355105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4479 + ... + 4771.

It is an arithmetic number, because the mean of its divisors is an integer number (108927).

2^1355125 is an apocalyptic number.

It is an amenable number.

1355125 is a deficient number, since it is larger than the sum of its proper divisors (387707).

1355125 is an equidigital number, since it uses as much as digits as its factorization.

1355125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 335 counting only the distinct ones).

The product of its digits is 750, while the sum is 22.

The square root of 1355125 is about 1164.0983635415. The cubic root of 1355125 is about 110.6606251036.

The spelling of 1355125 in words is "one million, three hundred fifty-five thousand, one hundred twenty-five".