2017140977 has 2 divisors, whose sum is σ = 2017140978. Its totient is φ = 2017140976.

The previous prime is 2017140973. The next prime is 2017140989. The reversal of 2017140977 is 7790417102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1200553201 + 816587776 = 34649^2 + 28576^2 .

It is a cyclic number.

It is not a de Polignac number, because 2017140977 - 2² = 2017140973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2017140977.

It is not a weakly prime, because it can be changed into another prime (2017140973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008570488 + 1008570489.

It is an arithmetic number, because the mean of its divisors is an integer number (1008570489).

Almost surely, 2^2017140977 is an apocalyptic number.

It is an amenable number.

2017140977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2017140977 is an equidigital number, since it uses as much as digits as its factorization.

2017140977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24696, while the sum is 38.

The square root of 2017140977 is about 44912.5926328018. The cubic root of 2017140977 is about 1263.5101953864.

The spelling of 2017140977 in words is "two billion, seventeen million, one hundred forty thousand, nine hundred seventy-seven".