87357360133 has 2 divisors, whose sum is σ = 87357360134. Its totient is φ = 87357360132.

The previous prime is 87357360119. The next prime is 87357360173. The reversal of 87357360133 is 33106375378.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50982478849 + 36374881284 = 225793^2 + 190722^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87357360133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87357360173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43678680066 + 43678680067.

It is an arithmetic number, because the mean of its divisors is an integer number (43678680067).

Almost surely, 2^87357360133 is an apocalyptic number.

It is an amenable number.

87357360133 is a deficient number, since it is larger than the sum of its proper divisors (1).

87357360133 is an equidigital number, since it uses as much as digits as its factorization.

87357360133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 87357360133 in words is "eighty-seven billion, three hundred fifty-seven million, three hundred sixty thousand, one hundred thirty-three".