355104427 has 2 divisors, whose sum is σ = 355104428. Its totient is φ = 355104426.

The previous prime is 355104401. The next prime is 355104437. The reversal of 355104427 is 724401553.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355104427 is a prime.

It is not a weakly prime, because it can be changed into another prime (355104437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177552213 + 177552214.

It is an arithmetic number, because the mean of its divisors is an integer number (177552214).

Almost surely, 2^355104427 is an apocalyptic number.

355104427 is a deficient number, since it is larger than the sum of its proper divisors (1).

355104427 is an equidigital number, since it uses as much as digits as its factorization.

355104427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 355104427 is about 18844.2146824961. The cubic root of 355104427 is about 708.1392970463.

The spelling of 355104427 in words is "three hundred fifty-five million, one hundred four thousand, four hundred twenty-seven".