68283153 has 6 divisors (see below), whose sum is σ = 98631234. Its totient is φ = 45522096.

The previous prime is 68283121. The next prime is 68283157. The reversal of 68283153 is 35138286.

It can be written as a sum of positive squares in only one way, i.e., 64834704 + 3448449 = 8052^2 + 1857^2 .

It is not a de Polignac number, because 68283153 - 2⁵ = 68283121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68283157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3793500 + ... + 3793517.

It is an arithmetic number, because the mean of its divisors is an integer number (16438539).

Almost surely, 2^68283153 is an apocalyptic number.

It is an amenable number.

68283153 is a deficient number, since it is larger than the sum of its proper divisors (30348081).

68283153 is a wasteful number, since it uses less digits than its factorization.

68283153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7587023 (or 7587020 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 68283153 is about 8263.3620881576. The cubic root of 68283153 is about 408.7312613804.

The spelling of 68283153 in words is "sixty-eight million, two hundred eighty-three thousand, one hundred fifty-three".