146147739139 has 2 divisors, whose sum is σ = 146147739140. Its totient is φ = 146147739138.

The previous prime is 146147739097. The next prime is 146147739193. The reversal of 146147739139 is 931937741641.

Together with next prime (146147739193) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146147739139 - 2⁷ = 146147739011 is a prime.

It is a super-2 number, since 2×146147739139² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 146147739139.

It is not a weakly prime, because it can be changed into another prime (146147739839) 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, 73073869569 + 73073869570.

It is an arithmetic number, because the mean of its divisors is an integer number (73073869570).

Almost surely, 2^146147739139 is an apocalyptic number.

146147739139 is a deficient number, since it is larger than the sum of its proper divisors (1).

146147739139 is an equidigital number, since it uses as much as digits as its factorization.

146147739139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 55.

The spelling of 146147739139 in words is "one hundred forty-six billion, one hundred forty-seven million, seven hundred thirty-nine thousand, one hundred thirty-nine".