83770141397 has 2 divisors, whose sum is σ = 83770141398. Its totient is φ = 83770141396.

The previous prime is 83770141381. The next prime is 83770141457. The reversal of 83770141397 is 79314107738.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83538918961 + 231222436 = 289031^2 + 15206^2 .

It is a cyclic number.

It is not a de Polignac number, because 83770141397 - 2⁴ = 83770141381 is a prime.

It is a super-3 number, since 3×83770141397³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83770141337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41885070698 + 41885070699.

It is an arithmetic number, because the mean of its divisors is an integer number (41885070699).

Almost surely, 2^83770141397 is an apocalyptic number.

It is an amenable number.

83770141397 is a deficient number, since it is larger than the sum of its proper divisors (1).

83770141397 is an equidigital number, since it uses as much as digits as its factorization.

83770141397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 889056, while the sum is 50.

The spelling of 83770141397 in words is "eighty-three billion, seven hundred seventy million, one hundred forty-one thousand, three hundred ninety-seven".