9120612667 has 2 divisors, whose sum is σ = 9120612668. Its totient is φ = 9120612666.

The previous prime is 9120612661. The next prime is 9120612679. The reversal of 9120612667 is 7662160219.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9120612667 is a prime.

It is not a weakly prime, because it can be changed into another prime (9120612661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4560306333 + 4560306334.

It is an arithmetic number, because the mean of its divisors is an integer number (4560306334).

Almost surely, 2^9120612667 is an apocalyptic number.

9120612667 is a deficient number, since it is larger than the sum of its proper divisors (1).

9120612667 is an equidigital number, since it uses as much as digits as its factorization.

9120612667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 9120612667 is about 95501.8987612288. The cubic root of 9120612667 is about 2089.3346376015.

The spelling of 9120612667 in words is "nine billion, one hundred twenty million, six hundred twelve thousand, six hundred sixty-seven".