1125415 has 8 divisors (see below), whose sum is σ = 1379520. Its totient is φ = 880992.

The previous prime is 1125407. The next prime is 1125419. The reversal of 1125415 is 5145211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1125415 - 2³ = 1125407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1125392 and 1125401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2160 + ... + 2629.

It is an arithmetic number, because the mean of its divisors is an integer number (172440).

2^1125415 is an apocalyptic number.

1125415 is a deficient number, since it is larger than the sum of its proper divisors (254105).

1125415 is an equidigital number, since it uses as much as digits as its factorization.

1125415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4841.

The product of its digits is 200, while the sum is 19.

The square root of 1125415 is about 1060.8557866176. The cubic root of 1125415 is about 104.0169782439.

It can be divided in two parts, 1125 and 415, that added together give a triangular number (1540 = T₅₅).

The spelling of 1125415 in words is "one million, one hundred twenty-five thousand, four hundred fifteen".