1120754647 has 4 divisors (see below), whose sum is σ = 1139127736. Its totient is φ = 1102381560.

The previous prime is 1120754599. The next prime is 1120754669. The reversal of 1120754647 is 7464570211.

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 1120754647 - 2²⁷ = 986536919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120754347) 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, 9186453 + ... + 9186574.

It is an arithmetic number, because the mean of its divisors is an integer number (284781934).

Almost surely, 2^1120754647 is an apocalyptic number.

1120754647 is a deficient number, since it is larger than the sum of its proper divisors (18373089).

1120754647 is an equidigital number, since it uses as much as digits as its factorization.

1120754647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18373088.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 1120754647 is about 33477.6738588570. The cubic root of 1120754647 is about 1038.7320120572.

The spelling of 1120754647 in words is "one billion, one hundred twenty million, seven hundred fifty-four thousand, six hundred forty-seven".