102061087 has 2 divisors, whose sum is σ = 102061088. Its totient is φ = 102061086.

The previous prime is 102061067. The next prime is 102061109. The reversal of 102061087 is 780160201.

It is a weak prime.

It is an emirp because it is prime and its reverse (780160201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102061087 - 2²³ = 93672479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102061007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51030543 + 51030544.

It is an arithmetic number, because the mean of its divisors is an integer number (51030544).

Almost surely, 2^102061087 is an apocalyptic number.

102061087 is a deficient number, since it is larger than the sum of its proper divisors (1).

102061087 is an equidigital number, since it uses as much as digits as its factorization.

102061087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 102061087 is about 10102.5287428445. The cubic root of 102061087 is about 467.3261282557.

The spelling of 102061087 in words is "one hundred two million, sixty-one thousand, eighty-seven".