146731501439 has 2 divisors, whose sum is σ = 146731501440. Its totient is φ = 146731501438.

The previous prime is 146731501421. The next prime is 146731501547. The reversal of 146731501439 is 934105137641.

146731501439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146731501439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146731501439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146731501639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73365750719 + 73365750720.

It is an arithmetic number, because the mean of its divisors is an integer number (73365750720).

Almost surely, 2^146731501439 is an apocalyptic number.

146731501439 is a deficient number, since it is larger than the sum of its proper divisors (1).

146731501439 is an equidigital number, since it uses as much as digits as its factorization.

146731501439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 146731501439 in words is "one hundred forty-six billion, seven hundred thirty-one million, five hundred one thousand, four hundred thirty-nine".