1120690 has 8 divisors (see below), whose sum is σ = 2017260. Its totient is φ = 448272.

The previous prime is 1120687. The next prime is 1120711. The reversal of 1120690 is 960211.

It can be written as a sum of positive squares in 2 ways, for example, as 1108809 + 11881 = 1053^2 + 109^2 .

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

It is a super-2 number, since 2×1120690² = 2511892152200, which contains 22 as substring.

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, 56025 + ... + 56044.

2^1120690 is an apocalyptic number.

1120690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1120690 is a deficient number, since it is larger than the sum of its proper divisors (896570).

1120690 is a wasteful number, since it uses less digits than its factorization.

1120690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112076.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1120690 is about 1058.6264685903. The cubic root of 1120690 is about 103.8712039741.

The spelling of 1120690 in words is "one million, one hundred twenty thousand, six hundred ninety".