1101970 has 16 divisors (see below), whose sum is σ = 1995840. Its totient is φ = 438064.

The previous prime is 1101967. The next prime is 1102001. The reversal of 1101970 is 791011.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2421 + ... + 2839.

It is an arithmetic number, because the mean of its divisors is an integer number (124740).

2^1101970 is an apocalyptic number.

1101970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101970 is a deficient number, since it is larger than the sum of its proper divisors (893870).

1101970 is a wasteful number, since it uses less digits than its factorization.

1101970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689.

The product of its (nonzero) digits is 63, while the sum is 19.

The square root of 1101970 is about 1049.7475887088. The cubic root of 1101970 is about 103.2895987893.

Adding to 1101970 its reverse (791011), we get a palindrome (1892981).

It can be divided in two parts, 110 and 1970, that added together give a triangular number (2080 = T₆₄).

The spelling of 1101970 in words is "one million, one hundred one thousand, nine hundred seventy".