2051232353 has 4 divisors (see below), whose sum is σ = 2051413188. Its totient is φ = 2051051520.

The previous prime is 2051232319. The next prime is 2051232373. The reversal of 2051232353 is 3532321502.

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 1305232384 + 745999969 = 36128^2 + 27313^2 .

It is a cyclic number.

It is not a de Polignac number, because 2051232353 - 2⁶ = 2051232289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2051232373) 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, 72176 + ... + 96497.

It is an arithmetic number, because the mean of its divisors is an integer number (512853297).

Almost surely, 2^2051232353 is an apocalyptic number.

It is an amenable number.

2051232353 is a deficient number, since it is larger than the sum of its proper divisors (180835).

2051232353 is a wasteful number, since it uses less digits than its factorization.

2051232353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180834.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 2051232353 is about 45290.5327082824. The cubic root of 2051232353 is about 1270.5885946320.

Adding to 2051232353 its reverse (3532321502), we get a palindrome (5583553855).

The spelling of 2051232353 in words is "two billion, fifty-one million, two hundred thirty-two thousand, three hundred fifty-three".