1121314012439 has 4 divisors (see below), whose sum is σ = 1122003205224. Its totient is φ = 1120624819656.

The previous prime is 1121314012433. The next prime is 1121314012453. The reversal of 1121314012439 is 9342104131211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121314012439 - 2²⁸ = 1121045576983 is a prime.

It is a super-2 number, since 2×1121314012439² (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 (1121314012433) 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, 344593952 + ... + 344597205.

It is an arithmetic number, because the mean of its divisors is an integer number (280500801306).

Almost surely, 2^{1121314012439} is an apocalyptic number.

1121314012439 is a deficient number, since it is larger than the sum of its proper divisors (689192785).

1121314012439 is an equidigital number, since it uses as much as digits as its factorization.

1121314012439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689192784.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 1121314012439 in words is "one trillion, one hundred twenty-one billion, three hundred fourteen million, twelve thousand, four hundred thirty-nine".