2053051361 has 4 divisors (see below), whose sum is σ = 2054836224. Its totient is φ = 2051266500.

The previous prime is 2053051349. The next prime is 2053051367. The reversal of 2053051361 is 1631503502.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2053051361 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 2053051361.

It is not an unprimeable number, because it can be changed into a prime (2053051367) 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, 890705 + ... + 893006.

It is an arithmetic number, because the mean of its divisors is an integer number (513709056).

Almost surely, 2^2053051361 is an apocalyptic number.

It is an amenable number.

2053051361 is a deficient number, since it is larger than the sum of its proper divisors (1784863).

2053051361 is a wasteful number, since it uses less digits than its factorization.

2053051361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784862.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 2053051361 is about 45310.6098060929. The cubic root of 2053051361 is about 1270.9640645240.

Adding to 2053051361 its reverse (1631503502), we get a palindrome (3684554863).

The spelling of 2053051361 in words is "two billion, fifty-three million, fifty-one thousand, three hundred sixty-one".