120945577 has 2 divisors, whose sum is σ = 120945578. Its totient is φ = 120945576.

The previous prime is 120945557. The next prime is 120945641. The reversal of 120945577 is 775549021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90706576 + 30239001 = 9524^2 + 5499^2 .

It is a cyclic number.

It is not a de Polignac number, because 120945577 - 2¹⁵ = 120912809 is a prime.

It is not a weakly prime, because it can be changed into another prime (120945527) 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, 60472788 + 60472789.

It is an arithmetic number, because the mean of its divisors is an integer number (60472789).

Almost surely, 2^120945577 is an apocalyptic number.

It is an amenable number.

120945577 is a deficient number, since it is larger than the sum of its proper divisors (1).

120945577 is an equidigital number, since it uses as much as digits as its factorization.

120945577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 40.

The square root of 120945577 is about 10997.5259490487. The cubic root of 120945577 is about 494.5345786819.

It can be divided in two parts, 12094 and 5577, that added together give a palindrome (17671).

The spelling of 120945577 in words is "one hundred twenty million, nine hundred forty-five thousand, five hundred seventy-seven".