2051363231 has 2 divisors, whose sum is σ = 2051363232. Its totient is φ = 2051363230.

The previous prime is 2051363221. The next prime is 2051363257. The reversal of 2051363231 is 1323631502.

It is an a-pointer prime, because the next prime (2051363257) can be obtained adding 2051363231 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2051363231 - 2¹⁰ = 2051362207 is a prime.

It is a super-2 number, since 2×2051363231² = 8416182210997518722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2051363231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2051363201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025681615 + 1025681616.

It is an arithmetic number, because the mean of its divisors is an integer number (1025681616).

Almost surely, 2^2051363231 is an apocalyptic number.

2051363231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2051363231 is an equidigital number, since it uses as much as digits as its factorization.

2051363231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 2051363231 is about 45291.9775567374. The cubic root of 2051363231 is about 1270.6156171773.

Adding to 2051363231 its reverse (1323631502), we get a palindrome (3374994733).

The spelling of 2051363231 in words is "two billion, fifty-one million, three hundred sixty-three thousand, two hundred thirty-one".