351144121324357 has 2 divisors, whose sum is σ = 351144121324358. Its totient is φ = 351144121324356.

The previous prime is 351144121324351. The next prime is 351144121324417. The reversal of 351144121324357 is 753423121441153.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252766308687876 + 98377812636481 = 15898626^2 + 9918559^2 .

It is a cyclic number.

It is not a de Polignac number, because 351144121324357 - 2⁷ = 351144121324229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351144121324351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175572060662178 + 175572060662179.

It is an arithmetic number, because the mean of its divisors is an integer number (175572060662179).

Almost surely, 2^{351144121324357} is an apocalyptic number.

It is an amenable number.

351144121324357 is a deficient number, since it is larger than the sum of its proper divisors (1).

351144121324357 is an equidigital number, since it uses as much as digits as its factorization.

351144121324357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1209600, while the sum is 46.

The spelling of 351144121324357 in words is "three hundred fifty-one trillion, one hundred forty-four billion, one hundred twenty-one million, three hundred twenty-four thousand, three hundred fifty-seven".