145810727 has 2 divisors, whose sum is σ = 145810728. Its totient is φ = 145810726.

The previous prime is 145810703. The next prime is 145810733. The reversal of 145810727 is 727018541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145810727 - 2⁶ = 145810663 is a prime.

It is a super-3 number, since 3×145810727³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145810757) 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, 72905363 + 72905364.

It is an arithmetic number, because the mean of its divisors is an integer number (72905364).

Almost surely, 2^145810727 is an apocalyptic number.

145810727 is a deficient number, since it is larger than the sum of its proper divisors (1).

145810727 is an equidigital number, since it uses as much as digits as its factorization.

145810727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15680, while the sum is 35.

The square root of 145810727 is about 12075.2112610919. The cubic root of 145810727 is about 526.3361003553.

The spelling of 145810727 in words is "one hundred forty-five million, eight hundred ten thousand, seven hundred twenty-seven".