1125495 has 40 divisors (see below), whose sum is σ = 2311584. Its totient is φ = 513216.

The previous prime is 1125479. The next prime is 1125499. The reversal of 1125495 is 5945211.

1125495 is a `hidden beast` number, since 112 + 549 + 5 = 666.

It is not a de Polignac number, because 1125495 - 2⁴ = 1125479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2637 + ... + 3033.

2^1125495 is an apocalyptic number.

1125495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1125495 is an abundant number, since it is smaller than the sum of its proper divisors (1186089).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125495 is an equidigital number, since it uses as much as digits as its factorization.

1125495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 412 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 1125495 is about 1060.8934913553. The cubic root of 1125495 is about 104.0194428639.

The spelling of 1125495 in words is "one million, one hundred twenty-five thousand, four hundred ninety-five".