68836051 has 2 divisors, whose sum is σ = 68836052. Its totient is φ = 68836050.

The previous prime is 68836049. The next prime is 68836057. The reversal of 68836051 is 15063886.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68836051 - 2¹ = 68836049 is a prime.

Together with 68836049, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 68836051.

It is not a weakly prime, because it can be changed into another prime (68836057) 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, 34418025 + 34418026.

It is an arithmetic number, because the mean of its divisors is an integer number (34418026).

Almost surely, 2^68836051 is an apocalyptic number.

68836051 is a deficient number, since it is larger than the sum of its proper divisors (1).

68836051 is an equidigital number, since it uses as much as digits as its factorization.

68836051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 68836051 is about 8296.7494237201. The cubic root of 68836051 is about 409.8314814091.

The spelling of 68836051 in words is "sixty-eight million, eight hundred thirty-six thousand, fifty-one".