1355127 has 4 divisors (see below), whose sum is σ = 1806840. Its totient is φ = 903416.

The previous prime is 1355119. The next prime is 1355129. The reversal of 1355127 is 7215531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1355127 - 2³ = 1355119 is a prime.

It is a super-2 number, since 2×1355127² = 3672738372258, which contains 22 as substring.

It is an Ulam number.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 1355097 and 1355106.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225852 + ... + 225857.

It is an arithmetic number, because the mean of its divisors is an integer number (451710).

2^1355127 is an apocalyptic number.

1355127 is a deficient number, since it is larger than the sum of its proper divisors (451713).

1355127 is an equidigital number, since it uses as much as digits as its factorization.

1355127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451712.

The product of its digits is 1050, while the sum is 24.

The square root of 1355127 is about 1164.0992225751. The cubic root of 1355127 is about 110.6606795442.

The spelling of 1355127 in words is "one million, three hundred fifty-five thousand, one hundred twenty-seven".