1140819 has 8 divisors (see below), whose sum is σ = 1610640. Its totient is φ = 715776.

The previous prime is 1140803. The next prime is 1140847. The reversal of 1140819 is 9180411.

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

It is not a de Polignac number, because 1140819 - 2⁴ = 1140803 is a prime.

It is a super-2 number, since 2×1140819² = 2602935981522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1140859) 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, 11134 + ... + 11235.

It is an arithmetic number, because the mean of its divisors is an integer number (201330).

2^1140819 is an apocalyptic number.

1140819 is a deficient number, since it is larger than the sum of its proper divisors (469821).

1140819 is a wasteful number, since it uses less digits than its factorization.

1140819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22389.

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 1140819 is about 1068.0912882334. The cubic root of 1140819 is about 104.4894031668.

The spelling of 1140819 in words is "one million, one hundred forty thousand, eight hundred nineteen".