86703397237 has 2 divisors, whose sum is σ = 86703397238. Its totient is φ = 86703397236.

The previous prime is 86703397223. The next prime is 86703397279. The reversal of 86703397237 is 73279330768.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86703158116 + 239121 = 294454^2 + 489^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86703397237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86703307237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43351698618 + 43351698619.

It is an arithmetic number, because the mean of its divisors is an integer number (43351698619).

Almost surely, 2^86703397237 is an apocalyptic number.

It is an amenable number.

86703397237 is a deficient number, since it is larger than the sum of its proper divisors (1).

86703397237 is an equidigital number, since it uses as much as digits as its factorization.

86703397237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8001504, while the sum is 55.

The spelling of 86703397237 in words is "eighty-six billion, seven hundred three million, three hundred ninety-seven thousand, two hundred thirty-seven".