1121714447 has 8 divisors (see below), whose sum is σ = 1323313152. Its totient is φ = 930454200.

The previous prime is 1121714401. The next prime is 1121714453. The reversal of 1121714447 is 7444171211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121714447 - 2¹² = 1121710351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121714467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2584379 + ... + 2584812.

It is an arithmetic number, because the mean of its divisors is an integer number (165414144).

Almost surely, 2^1121714447 is an apocalyptic number.

1121714447 is a deficient number, since it is larger than the sum of its proper divisors (201598705).

1121714447 is an equidigital number, since it uses as much as digits as its factorization.

1121714447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5169229.

The product of its digits is 6272, while the sum is 32.

The square root of 1121714447 is about 33492.0057177829. The cubic root of 1121714447 is about 1039.0284464059.

Adding to 1121714447 its reverse (7444171211), we get a palindrome (8565885658).

The spelling of 1121714447 in words is "one billion, one hundred twenty-one million, seven hundred fourteen thousand, four hundred forty-seven".