30134255065 has 4 divisors (see below), whose sum is σ = 36161106084. Its totient is φ = 24107404048.

The previous prime is 30134255009. The next prime is 30134255087. The reversal of 30134255065 is 56055243103.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23015620681 + 7118634384 = 151709^2 + 84372^2 .

It is a cyclic number.

It is not a de Polignac number, because 30134255065 - 2⁷ = 30134254937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30134255065.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3013425502 + ... + 3013425511.

It is an arithmetic number, because the mean of its divisors is an integer number (9040276521).

Almost surely, 2^30134255065 is an apocalyptic number.

It is an amenable number.

30134255065 is a deficient number, since it is larger than the sum of its proper divisors (6026851019).

30134255065 is an equidigital number, since it uses as much as digits as its factorization.

30134255065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6026851018.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 30134255065 its reverse (56055243103), we get a palindrome (86189498168).

The spelling of 30134255065 in words is "thirty billion, one hundred thirty-four million, two hundred fifty-five thousand, sixty-five".