83537948839 has 2 divisors, whose sum is σ = 83537948840. Its totient is φ = 83537948838.

The previous prime is 83537948797. The next prime is 83537948861. The reversal of 83537948839 is 93884973538.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83537948839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83537948899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41768974419 + 41768974420.

It is an arithmetic number, because the mean of its divisors is an integer number (41768974420).

Almost surely, 2^83537948839 is an apocalyptic number.

83537948839 is a deficient number, since it is larger than the sum of its proper divisors (1).

83537948839 is an equidigital number, since it uses as much as digits as its factorization.

83537948839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 156764160, while the sum is 67.

The spelling of 83537948839 in words is "eighty-three billion, five hundred thirty-seven million, nine hundred forty-eight thousand, eight hundred thirty-nine".