355432121347 has 2 divisors, whose sum is σ = 355432121348. Its totient is φ = 355432121346.

The previous prime is 355432121333. The next prime is 355432121381. The reversal of 355432121347 is 743121234553.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355432121347 is a prime.

It is not a weakly prime, because it can be changed into another prime (355432121147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177716060673 + 177716060674.

It is an arithmetic number, because the mean of its divisors is an integer number (177716060674).

Almost surely, 2^355432121347 is an apocalyptic number.

355432121347 is a deficient number, since it is larger than the sum of its proper divisors (1).

355432121347 is an equidigital number, since it uses as much as digits as its factorization.

355432121347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 40.

The spelling of 355432121347 in words is "three hundred fifty-five billion, four hundred thirty-two million, one hundred twenty-one thousand, three hundred forty-seven".