1128419 has 8 divisors (see below), whose sum is σ = 1179360. Its totient is φ = 1078336.

The previous prime is 1128397. The next prime is 1128427. The reversal of 1128419 is 9148211.

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

It is not a de Polignac number, because 1128419 - 2²⁰ = 79843 is a prime.

It is a super-2 number, since 2×1128419² = 2546658879122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128499) 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, 4727 + ... + 4959.

It is an arithmetic number, because the mean of its divisors is an integer number (147420).

2^1128419 is an apocalyptic number.

1128419 is a deficient number, since it is larger than the sum of its proper divisors (50941).

1128419 is a wasteful number, since it uses less digits than its factorization.

1128419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429.

The product of its digits is 576, while the sum is 26.

The square root of 1128419 is about 1062.2706811355. The cubic root of 1128419 is about 104.1094446964.

The spelling of 1128419 in words is "one million, one hundred twenty-eight thousand, four hundred nineteen".