356341121 has 2 divisors, whose sum is σ = 356341122. Its totient is φ = 356341120.

The previous prime is 356341109. The next prime is 356341123. The reversal of 356341121 is 121143653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209931121 + 146410000 = 14489^2 + 12100^2 .

It is a cyclic number.

It is not a de Polignac number, because 356341121 - 2⁶ = 356341057 is a prime.

Together with 356341123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (356341123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178170560 + 178170561.

It is an arithmetic number, because the mean of its divisors is an integer number (178170561).

Almost surely, 2^356341121 is an apocalyptic number.

It is an amenable number.

356341121 is a deficient number, since it is larger than the sum of its proper divisors (1).

356341121 is an equidigital number, since it uses as much as digits as its factorization.

356341121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 26.

The square root of 356341121 is about 18876.9997881019. Note that the first 3 decimals coincide. The cubic root of 356341121 is about 708.9604047533.

Adding to 356341121 its reverse (121143653), we get a palindrome (477484774).

The spelling of 356341121 in words is "three hundred fifty-six million, three hundred forty-one thousand, one hundred twenty-one".