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120977 is a prime number
BaseRepresentation
bin11101100010010001
320010221122
4131202101
512332402
62332025
71012463
oct354221
9203848
10120977
118298a
125a015
13430ac
1432133
1525ca2
hex1d891

120977 has 2 divisors, whose sum is σ = 120978. Its totient is φ = 120976.

The previous prime is 120947. The next prime is 120997. The reversal of 120977 is 779021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92416 + 28561 = 304^2 + 169^2 .

It is an emirp because it is prime and its reverse (779021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120977 - 28 = 120721 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 120977.

It is not a weakly prime, because it can be changed into another prime (120907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60488 + 60489.

It is an arithmetic number, because the mean of its divisors is an integer number (60489).

2120977 is an apocalyptic number.

It is an amenable number.

120977 is a deficient number, since it is larger than the sum of its proper divisors (1).

120977 is an equidigital number, since it uses as much as digits as its factorization.

120977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 882, while the sum is 26.

The square root of 120977 is about 347.8174808718. The cubic root of 120977 is about 49.4577403493.

Adding to 120977 its reverse (779021), we get a palindrome (899998).

The spelling of 120977 in words is "one hundred twenty thousand, nine hundred seventy-seven".