2077500797 has 2 divisors, whose sum is σ = 2077500798. Its totient is φ = 2077500796.

The previous prime is 2077500787. The next prime is 2077500809. The reversal of 2077500797 is 7970057702.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1162196281 + 915304516 = 34091^2 + 30254^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2077500797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2077500727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038750398 + 1038750399.

It is an arithmetic number, because the mean of its divisors is an integer number (1038750399).

Almost surely, 2^2077500797 is an apocalyptic number.

It is an amenable number.

2077500797 is a deficient number, since it is larger than the sum of its proper divisors (1).

2077500797 is an equidigital number, since it uses as much as digits as its factorization.

2077500797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216090, while the sum is 44.

The square root of 2077500797 is about 45579.6094432587. The cubic root of 2077500797 is about 1275.9893992971.

The spelling of 2077500797 in words is "two billion, seventy-seven million, five hundred thousand, seven hundred ninety-seven".