146961106744393 has 2 divisors, whose sum is σ = 146961106744394. Its totient is φ = 146961106744392.

The previous prime is 146961106744313. The next prime is 146961106744427. The reversal of 146961106744393 is 393447601169641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119024892481609 + 27936214262784 = 10909853^2 + 5285472^2 .

It is a cyclic number.

It is not a de Polignac number, because 146961106744393 - 2⁹ = 146961106743881 is a prime.

It is a super-2 number, since 2×146961106744393² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (146961106744313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73480553372196 + 73480553372197.

It is an arithmetic number, because the mean of its divisors is an integer number (73480553372197).

Almost surely, 2^{146961106744393} is an apocalyptic number.

It is an amenable number.

146961106744393 is a deficient number, since it is larger than the sum of its proper divisors (1).

146961106744393 is an equidigital number, since it uses as much as digits as its factorization.

146961106744393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70543872, while the sum is 64.

The spelling of 146961106744393 in words is "one hundred forty-six trillion, nine hundred sixty-one billion, one hundred six million, seven hundred forty-four thousand, three hundred ninety-three".