140555627 has 2 divisors, whose sum is σ = 140555628. Its totient is φ = 140555626.

The previous prime is 140555579. The next prime is 140555669. The reversal of 140555627 is 726555041.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140555627 is a prime.

It is equal to p_7941707 and since 140555627 and 7941707 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (140555227) 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, 70277813 + 70277814.

It is an arithmetic number, because the mean of its divisors is an integer number (70277814).

Almost surely, 2^140555627 is an apocalyptic number.

140555627 is a deficient number, since it is larger than the sum of its proper divisors (1).

140555627 is an equidigital number, since it uses as much as digits as its factorization.

140555627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 140555627 is about 11855.6158422918. The cubic root of 140555627 is about 519.9354296057.

The spelling of 140555627 in words is "one hundred forty million, five hundred fifty-five thousand, six hundred twenty-seven".