2053171442 has 24 divisors (see below), whose sum is σ = 3601170396. Its totient is φ = 875363328.

The previous prime is 2053171441. The next prime is 2053171459. The reversal of 2053171442 is 2441713502.

It can be written as a sum of positive squares in 2 ways, for example, as 2030313481 + 22857961 = 45059^2 + 4781^2 .

It is not an unprimeable number, because it can be changed into a prime (2053171441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35363 + ... + 73190.

Almost surely, 2^2053171442 is an apocalyptic number.

2053171442 is a deficient number, since it is larger than the sum of its proper divisors (1547998954).

2053171442 is a wasteful number, since it uses less digits than its factorization.

2053171442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108762 (or 108755 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 2053171442 is about 45311.9348737173. The cubic root of 2053171442 is about 1270.9888431963.

Adding to 2053171442 its reverse (2441713502), we get a palindrome (4494884944).

The spelling of 2053171442 in words is "two billion, fifty-three million, one hundred seventy-one thousand, four hundred forty-two".