120774547 has 2 divisors, whose sum is σ = 120774548. Its totient is φ = 120774546.

The previous prime is 120774529. The next prime is 120774557. The reversal of 120774547 is 745477021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120774547 - 2¹¹ = 120772499 is a prime.

It is not a weakly prime, because it can be changed into another prime (120774557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60387273 + 60387274.

It is an arithmetic number, because the mean of its divisors is an integer number (60387274).

Almost surely, 2^120774547 is an apocalyptic number.

120774547 is a deficient number, since it is larger than the sum of its proper divisors (1).

120774547 is an equidigital number, since it uses as much as digits as its factorization.

120774547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54880, while the sum is 37.

The square root of 120774547 is about 10989.7473583336. The cubic root of 120774547 is about 494.3013604280.

The spelling of 120774547 in words is "one hundred twenty million, seven hundred seventy-four thousand, five hundred forty-seven".