355432361 has 2 divisors, whose sum is σ = 355432362. Its totient is φ = 355432360.

The previous prime is 355432349. The next prime is 355432393. The reversal of 355432361 is 163234553.

It is an a-pointer prime, because the next prime (355432393) can be obtained adding 355432361 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258212761 + 97219600 = 16069^2 + 9860^2 .

It is an emirp because it is prime and its reverse (163234553) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 355432361 - 2¹⁸ = 355170217 is a prime.

It is not a weakly prime, because it can be changed into another prime (355432331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177716180 + 177716181.

It is an arithmetic number, because the mean of its divisors is an integer number (177716181).

Almost surely, 2^355432361 is an apocalyptic number.

It is an amenable number.

355432361 is a deficient number, since it is larger than the sum of its proper divisors (1).

355432361 is an equidigital number, since it uses as much as digits as its factorization.

355432361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 32.

The square root of 355432361 is about 18852.9138596664. The cubic root of 355432361 is about 708.3572155762.

The spelling of 355432361 in words is "three hundred fifty-five million, four hundred thirty-two thousand, three hundred sixty-one".