1114021131989 has 4 divisors (see below), whose sum is σ = 1114578981324. Its totient is φ = 1113463282656.

The previous prime is 1114021131943. The next prime is 1114021132027. The reversal of 1114021131989 is 9891311204111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 172038300625 + 941982831364 = 414775^2 + 970558^2 .

It is a cyclic number.

It is not a de Polignac number, because 1114021131989 - 2⁸ = 1114021131733 is a prime.

It is a super-2 number, since 2×1114021131989² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114021131919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278921672 + ... + 278925665.

It is an arithmetic number, because the mean of its divisors is an integer number (278644745331).

Almost surely, 2^{1114021131989} is an apocalyptic number.

It is an amenable number.

1114021131989 is a deficient number, since it is larger than the sum of its proper divisors (557849335).

1114021131989 is an equidigital number, since it uses as much as digits as its factorization.

1114021131989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557849334.

The product of its (nonzero) digits is 15552, while the sum is 41.

The spelling of 1114021131989 in words is "one trillion, one hundred fourteen billion, twenty-one million, one hundred thirty-one thousand, nine hundred eighty-nine".