83780474341 has 2 divisors, whose sum is σ = 83780474342. Its totient is φ = 83780474340.

The previous prime is 83780474303. The next prime is 83780474359. The reversal of 83780474341 is 14347408738.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70474851841 + 13305622500 = 265471^2 + 115350^2 .

It is a cyclic number.

It is not a de Polignac number, because 83780474341 - 2¹⁹ = 83779950053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83780474381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41890237170 + 41890237171.

It is an arithmetic number, because the mean of its divisors is an integer number (41890237171).

Almost surely, 2^83780474341 is an apocalyptic number.

It is an amenable number.

83780474341 is a deficient number, since it is larger than the sum of its proper divisors (1).

83780474341 is an equidigital number, since it uses as much as digits as its factorization.

83780474341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1806336, while the sum is 49.

The spelling of 83780474341 in words is "eighty-three billion, seven hundred eighty million, four hundred seventy-four thousand, three hundred forty-one".