120136547 has 2 divisors, whose sum is σ = 120136548. Its totient is φ = 120136546.

The previous prime is 120136507. The next prime is 120136579. The reversal of 120136547 is 745631021.

It is a strong prime.

It is an emirp because it is prime and its reverse (745631021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120136547 - 2⁶ = 120136483 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120136507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60068273 + 60068274.

It is an arithmetic number, because the mean of its divisors is an integer number (60068274).

Almost surely, 2^120136547 is an apocalyptic number.

120136547 is a deficient number, since it is larger than the sum of its proper divisors (1).

120136547 is an equidigital number, since it uses as much as digits as its factorization.

120136547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 120136547 is about 10960.6818674752. The cubic root of 120136547 is about 493.4294294278.

Adding to 120136547 its reverse (745631021), we get a palindrome (865767568).

The spelling of 120136547 in words is "one hundred twenty million, one hundred thirty-six thousand, five hundred forty-seven".