80737331111 has 2 divisors, whose sum is σ = 80737331112. Its totient is φ = 80737331110.

The previous prime is 80737331069. The next prime is 80737331113. The reversal of 80737331111 is 11113373708.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80737331111 - 2¹⁴ = 80737314727 is a prime.

Together with 80737331113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80737331113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40368665555 + 40368665556.

It is an arithmetic number, because the mean of its divisors is an integer number (40368665556).

Almost surely, 2^80737331111 is an apocalyptic number.

80737331111 is a deficient number, since it is larger than the sum of its proper divisors (1).

80737331111 is an equidigital number, since it uses as much as digits as its factorization.

80737331111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 35.

The spelling of 80737331111 in words is "eighty billion, seven hundred thirty-seven million, three hundred thirty-one thousand, one hundred eleven".