83077775351 has 2 divisors, whose sum is σ = 83077775352. Its totient is φ = 83077775350.

The previous prime is 83077775309. The next prime is 83077775353. The reversal of 83077775351 is 15357777038.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83077775351 is a prime.

It is a Sophie Germain prime.

Together with 83077775353, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 83077775293 and 83077775302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83077775353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41538887675 + 41538887676.

It is an arithmetic number, because the mean of its divisors is an integer number (41538887676).

Almost surely, 2^83077775351 is an apocalyptic number.

83077775351 is a deficient number, since it is larger than the sum of its proper divisors (1).

83077775351 is an equidigital number, since it uses as much as digits as its factorization.

83077775351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4321800, while the sum is 53.

The spelling of 83077775351 in words is "eighty-three billion, seventy-seven million, seven hundred seventy-five thousand, three hundred fifty-one".