146851436939 has 2 divisors, whose sum is σ = 146851436940. Its totient is φ = 146851436938.

The previous prime is 146851436869. The next prime is 146851436959. The reversal of 146851436939 is 939634158641.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146851436939 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (146851436959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73425718469 + 73425718470.

It is an arithmetic number, because the mean of its divisors is an integer number (73425718470).

Almost surely, 2^146851436939 is an apocalyptic number.

146851436939 is a deficient number, since it is larger than the sum of its proper divisors (1).

146851436939 is an equidigital number, since it uses as much as digits as its factorization.

146851436939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16796160, while the sum is 59.

The spelling of 146851436939 in words is "one hundred forty-six billion, eight hundred fifty-one million, four hundred thirty-six thousand, nine hundred thirty-nine".