68610151 has 2 divisors, whose sum is σ = 68610152. Its totient is φ = 68610150.

The previous prime is 68610133. The next prime is 68610203. The reversal of 68610151 is 15101686.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68610151 - 2⁷ = 68610023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68610131) 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, 34305075 + 34305076.

It is an arithmetic number, because the mean of its divisors is an integer number (34305076).

Almost surely, 2^68610151 is an apocalyptic number.

68610151 is a deficient number, since it is larger than the sum of its proper divisors (1).

68610151 is an equidigital number, since it uses as much as digits as its factorization.

68610151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 68610151 is about 8283.1244708745. The cubic root of 68610151 is about 409.3826739894.

The spelling of 68610151 in words is "sixty-eight million, six hundred ten thousand, one hundred fifty-one".