146881339093 has 2 divisors, whose sum is σ = 146881339094. Its totient is φ = 146881339092.

The previous prime is 146881339063. The next prime is 146881339109. The reversal of 146881339093 is 390933188641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142395286609 + 4486052484 = 377353^2 + 66978^2 .

It is an emirp because it is prime and its reverse (390933188641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146881339093 - 2⁹ = 146881338581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146881339063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73440669546 + 73440669547.

It is an arithmetic number, because the mean of its divisors is an integer number (73440669547).

Almost surely, 2^146881339093 is an apocalyptic number.

It is an amenable number.

146881339093 is a deficient number, since it is larger than the sum of its proper divisors (1).

146881339093 is an equidigital number, since it uses as much as digits as its factorization.

146881339093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3359232, while the sum is 55.

The spelling of 146881339093 in words is "one hundred forty-six billion, eight hundred eighty-one million, three hundred thirty-nine thousand, ninety-three".