146181932357 has 2 divisors, whose sum is σ = 146181932358. Its totient is φ = 146181932356.

The previous prime is 146181932333. The next prime is 146181932441. The reversal of 146181932357 is 753239181641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136995476641 + 9186455716 = 370129^2 + 95846^2 .

It is a cyclic number.

It is not a de Polignac number, because 146181932357 - 2⁸ = 146181932101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146181932857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73090966178 + 73090966179.

It is an arithmetic number, because the mean of its divisors is an integer number (73090966179).

Almost surely, 2^146181932357 is an apocalyptic number.

It is an amenable number.

146181932357 is a deficient number, since it is larger than the sum of its proper divisors (1).

146181932357 is an equidigital number, since it uses as much as digits as its factorization.

146181932357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 50.

The spelling of 146181932357 in words is "one hundred forty-six billion, one hundred eighty-one million, nine hundred thirty-two thousand, three hundred fifty-seven".