1090435 has 4 divisors (see below), whose sum is σ = 1308528. Its totient is φ = 872344.

The previous prime is 1090423. The next prime is 1090457. The reversal of 1090435 is 5340901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1090435 - 2⁵ = 1090403 is a prime.

It is a Duffinian 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, 109039 + ... + 109048.

It is an arithmetic number, because the mean of its divisors is an integer number (327132).

2^1090435 is an apocalyptic number.

1090435 is a deficient number, since it is larger than the sum of its proper divisors (218093).

1090435 is an equidigital number, since it uses as much as digits as its factorization.

1090435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218092.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1090435 is about 1044.2389573273. The cubic root of 1090435 is about 102.9279352637.

The spelling of 1090435 in words is "one million, ninety thousand, four hundred thirty-five".