1090315 has 16 divisors (see below), whose sum is σ = 1440000. Its totient is φ = 788832.

The previous prime is 1090303. The next prime is 1090333. The reversal of 1090315 is 5130901.

It is a cyclic number.

It is not a de Polignac number, because 1090315 - 2¹¹ = 1088267 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

1090315 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1090292 and 1090301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1936 + ... + 2434.

It is an arithmetic number, because the mean of its divisors is an integer number (90000).

2^1090315 is an apocalyptic number.

1090315 is a deficient number, since it is larger than the sum of its proper divisors (349685).

1090315 is a wasteful number, since it uses less digits than its factorization.

1090315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 1090315 is about 1044.1814976334. The cubic root of 1090315 is about 102.9241594600.

The spelling of 1090315 in words is "one million, ninety thousand, three hundred fifteen".