2054161436 has 6 divisors (see below), whose sum is σ = 3594782520. Its totient is φ = 1027080716.

The previous prime is 2054161433. The next prime is 2054161451. The reversal of 2054161436 is 6341614502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054161433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256770176 + ... + 256770183.

It is an arithmetic number, because the mean of its divisors is an integer number (599130420).

Almost surely, 2^2054161436 is an apocalyptic number.

It is an amenable number.

2054161436 is a deficient number, since it is larger than the sum of its proper divisors (1540621084).

2054161436 is a wasteful number, since it uses less digits than its factorization.

2054161436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513540363 (or 513540361 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 2054161436 is about 45322.8577651498. The cubic root of 2054161436 is about 1271.1930913041.

Adding to 2054161436 its reverse (6341614502), we get a palindrome (8395775938).

The spelling of 2054161436 in words is "two billion, fifty-four million, one hundred sixty-one thousand, four hundred thirty-six".