83484620137 has 2 divisors, whose sum is σ = 83484620138. Its totient is φ = 83484620136.

The previous prime is 83484620117. The next prime is 83484620147. The reversal of 83484620137 is 73102648438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52049684736 + 31434935401 = 228144^2 + 177299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83484620137 is a prime.

It is not a weakly prime, because it can be changed into another prime (83484620117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41742310068 + 41742310069.

It is an arithmetic number, because the mean of its divisors is an integer number (41742310069).

Almost surely, 2^83484620137 is an apocalyptic number.

It is an amenable number.

83484620137 is a deficient number, since it is larger than the sum of its proper divisors (1).

83484620137 is an equidigital number, since it uses as much as digits as its factorization.

83484620137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 83484620137 in words is "eighty-three billion, four hundred eighty-four million, six hundred twenty thousand, one hundred thirty-seven".