355399147 has 4 divisors (see below), whose sum is σ = 367654320. Its totient is φ = 343143976.

The previous prime is 355399139. The next prime is 355399153. The reversal of 355399147 is 741993553.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 355399147 - 2³ = 355399139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 355399097 and 355399106.

It is not an unprimeable number, because it can be changed into a prime (355399157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6127543 + ... + 6127600.

It is an arithmetic number, because the mean of its divisors is an integer number (91913580).

Almost surely, 2^355399147 is an apocalyptic number.

355399147 is a deficient number, since it is larger than the sum of its proper divisors (12255173).

355399147 is a wasteful number, since it uses less digits than its factorization.

355399147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12255172.

The product of its digits is 510300, while the sum is 46.

The square root of 355399147 is about 18852.0329672956. The cubic root of 355399147 is about 708.3351503283.

The spelling of 355399147 in words is "three hundred fifty-five million, three hundred ninety-nine thousand, one hundred forty-seven".