9140055427 has 2 divisors, whose sum is σ = 9140055428. Its totient is φ = 9140055426.

The previous prime is 9140055413. The next prime is 9140055437. The reversal of 9140055427 is 7245500419.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9140055427 - 2²⁷ = 9005837699 is a prime.

It is a super-2 number, since 2×9140055427² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9140055437) 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, 4570027713 + 4570027714.

It is an arithmetic number, because the mean of its divisors is an integer number (4570027714).

Almost surely, 2^9140055427 is an apocalyptic number.

9140055427 is a deficient number, since it is larger than the sum of its proper divisors (1).

9140055427 is an equidigital number, since it uses as much as digits as its factorization.

9140055427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 9140055427 is about 95603.6371013153. The cubic root of 9140055427 is about 2090.8182221687.

The spelling of 9140055427 in words is "nine billion, one hundred forty million, fifty-five thousand, four hundred twenty-seven".