68445127 has 4 divisors (see below), whose sum is σ = 68629000. Its totient is φ = 68261256.

The previous prime is 68445119. The next prime is 68445151. The reversal of 68445127 is 72154486.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68445127 - 2³ = 68445119 is a prime.

It is a super-2 number, since 2×68445127² = 9369470820092258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68445187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91377 + ... + 92122.

It is an arithmetic number, because the mean of its divisors is an integer number (17157250).

Almost surely, 2^68445127 is an apocalyptic number.

68445127 is a deficient number, since it is larger than the sum of its proper divisors (183873).

68445127 is a wasteful number, since it uses less digits than its factorization.

68445127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183872.

The product of its digits is 53760, while the sum is 37.

The square root of 68445127 is about 8273.1570153116. The cubic root of 68445127 is about 409.0541890528.

The spelling of 68445127 in words is "sixty-eight million, four hundred forty-five thousand, one hundred twenty-seven".