120434411231977 has 2 divisors, whose sum is σ = 120434411231978. Its totient is φ = 120434411231976.

The previous prime is 120434411231929. The next prime is 120434411232001. The reversal of 120434411231977 is 779132114434021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95412046232281 + 25022364999696 = 9767909^2 + 5002236^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120434411231977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120434411231977.

It is not a weakly prime, because it can be changed into another prime (120434411231917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60217205615988 + 60217205615989.

It is an arithmetic number, because the mean of its divisors is an integer number (60217205615989).

Almost surely, 2^{120434411231977} is an apocalyptic number.

It is an amenable number.

120434411231977 is a deficient number, since it is larger than the sum of its proper divisors (1).

120434411231977 is an equidigital number, since it uses as much as digits as its factorization.

120434411231977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 49.

Adding to 120434411231977 its reverse (779132114434021), we get a palindrome (899566525665998).

The spelling of 120434411231977 in words is "one hundred twenty trillion, four hundred thirty-four billion, four hundred eleven million, two hundred thirty-one thousand, nine hundred seventy-seven".