102985151 has 2 divisors, whose sum is σ = 102985152. Its totient is φ = 102985150.

The previous prime is 102985147. The next prime is 102985213. The reversal of 102985151 is 151589201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102985151 - 2² = 102985147 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102985121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51492575 + 51492576.

It is an arithmetic number, because the mean of its divisors is an integer number (51492576).

Almost surely, 2^102985151 is an apocalyptic number.

102985151 is a deficient number, since it is larger than the sum of its proper divisors (1).

102985151 is an equidigital number, since it uses as much as digits as its factorization.

102985151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 32.

The square root of 102985151 is about 10148.1599810015. The cubic root of 102985151 is about 468.7322876626.

The spelling of 102985151 in words is "one hundred two million, nine hundred eighty-five thousand, one hundred fifty-one".