214251165133 has 4 divisors (see below), whose sum is σ = 214257575068. Its totient is φ = 214244755200.

The previous prime is 214251165103. The next prime is 214251165143. The reversal of 214251165133 is 331561152412.

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 523402884 + 213727762249 = 22878^2 + 462307^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214251165133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214251165103) 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, 3154566 + ... + 3221767.

It is an arithmetic number, because the mean of its divisors is an integer number (53564393767).

Almost surely, 2^214251165133 is an apocalyptic number.

It is an amenable number.

214251165133 is a deficient number, since it is larger than the sum of its proper divisors (6409935).

214251165133 is an equidigital number, since it uses as much as digits as its factorization.

214251165133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6409934.

The product of its digits is 21600, while the sum is 34.

The spelling of 214251165133 in words is "two hundred fourteen billion, two hundred fifty-one million, one hundred sixty-five thousand, one hundred thirty-three".