1125454 has 8 divisors (see below), whose sum is σ = 1841688. Its totient is φ = 511560.

The previous prime is 1125433. The next prime is 1125469. The reversal of 1125454 is 4545211.

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

It is a super-2 number, since 2×1125454² = 2533293412232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 51157 = 1125454 / (1 + 1 + 2 + 5 + 4 + 5 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25557 + ... + 25600.

It is an arithmetic number, because the mean of its divisors is an integer number (230211).

2^1125454 is an apocalyptic number.

1125454 is a deficient number, since it is larger than the sum of its proper divisors (716234).

1125454 is a wasteful number, since it uses less digits than its factorization.

1125454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51170.

The product of its digits is 800, while the sum is 22.

The square root of 1125454 is about 1060.8741678446. The cubic root of 1125454 is about 104.0181797608.

The spelling of 1125454 in words is "one million, one hundred twenty-five thousand, four hundred fifty-four".