68300153 has 2 divisors, whose sum is σ = 68300154. Its totient is φ = 68300152.

The previous prime is 68300149. The next prime is 68300159. The reversal of 68300153 is 35100386.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66373609 + 1926544 = 8147^2 + 1388^2 .

It is a cyclic number.

It is not a de Polignac number, because 68300153 - 2² = 68300149 is a prime.

It is not a weakly prime, because it can be changed into another prime (68300159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34150076 + 34150077.

It is an arithmetic number, because the mean of its divisors is an integer number (34150077).

Almost surely, 2^68300153 is an apocalyptic number.

It is an amenable number.

68300153 is a deficient number, since it is larger than the sum of its proper divisors (1).

68300153 is an equidigital number, since it uses as much as digits as its factorization.

68300153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 68300153 is about 8264.3906611437. The cubic root of 68300153 is about 408.7651782622.

The spelling of 68300153 in words is "sixty-eight million, three hundred thousand, one hundred fifty-three".