1121706715 has 4 divisors (see below), whose sum is σ = 1346048064. Its totient is φ = 897365368.

The previous prime is 1121706713. The next prime is 1121706721. The reversal of 1121706715 is 5176071211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5176071211 = 929 ⋅5571659.

It is a cyclic number.

It is not a de Polignac number, because 1121706715 - 2¹ = 1121706713 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121706713) 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, 112170667 + ... + 112170676.

It is an arithmetic number, because the mean of its divisors is an integer number (336512016).

Almost surely, 2^1121706715 is an apocalyptic number.

1121706715 is a deficient number, since it is larger than the sum of its proper divisors (224341349).

1121706715 is an equidigital number, since it uses as much as digits as its factorization.

1121706715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224341348.

The product of its (nonzero) digits is 2940, while the sum is 31.

The square root of 1121706715 is about 33491.8902870531. The cubic root of 1121706715 is about 1039.0260590525.

Adding to 1121706715 its reverse (5176071211), we get a palindrome (6297777926).

The spelling of 1121706715 in words is "one billion, one hundred twenty-one million, seven hundred six thousand, seven hundred fifteen".