1721200114 has 16 divisors (see below), whose sum is σ = 2657751768. Its totient is φ = 835391232.

The previous prime is 1721200111. The next prime is 1721200183. The reversal of 1721200114 is 4110021271.

It can be written as a sum of positive squares in 4 ways, for example, as 1474176025 + 247024089 = 38395^2 + 15717^2 .

It is a super-2 number, since 2×1721200114² = 5925059664867225992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1721200091 and 1721200100.

It is not an unprimeable number, because it can be changed into a prime (1721200111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5184 + ... + 58900.

Almost surely, 2^1721200114 is an apocalyptic number.

1721200114 is a deficient number, since it is larger than the sum of its proper divisors (936551654).

1721200114 is a wasteful number, since it uses less digits than its factorization.

1721200114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54189.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 1721200114 is about 41487.3488427496. The cubic root of 1721200114 is about 1198.4238831007.

Adding to 1721200114 its reverse (4110021271), we get a palindrome (5831221385).

The spelling of 1721200114 in words is "one billion, seven hundred twenty-one million, two hundred thousand, one hundred fourteen".