395361121 has 4 divisors (see below), whose sum is σ = 400124592. Its totient is φ = 390597652.

The previous prime is 395361107. The next prime is 395361137. The reversal of 395361121 is 121163593.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 121163593 = 31 ⋅3908503.

It is a cyclic number.

It is not a de Polignac number, because 395361121 - 2¹¹ = 395359073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (395361151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2381611 + ... + 2381776.

It is an arithmetic number, because the mean of its divisors is an integer number (100031148).

Almost surely, 2^395361121 is an apocalyptic number.

It is an amenable number.

395361121 is a deficient number, since it is larger than the sum of its proper divisors (4763471).

395361121 is an equidigital number, since it uses as much as digits as its factorization.

395361121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4763470.

The product of its digits is 4860, while the sum is 31.

The square root of 395361121 is about 19883.6898235715. The cubic root of 395361121 is about 733.9469214242.

The spelling of 395361121 in words is "three hundred ninety-five million, three hundred sixty-one thousand, one hundred twenty-one".