2153709724 has 6 divisors (see below), whose sum is σ = 3768992024. Its totient is φ = 1076854860.

The previous prime is 2153709683. The next prime is 2153709731. The reversal of 2153709724 is 4279073512.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269213712 + ... + 269213719.

Almost surely, 2^2153709724 is an apocalyptic number.

It is an amenable number.

2153709724 is a deficient number, since it is larger than the sum of its proper divisors (1615282300).

2153709724 is a wasteful number, since it uses less digits than its factorization.

2153709724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538427435 (or 538427433 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 2153709724 is about 46408.0782192066. The cubic root of 2153709724 is about 1291.4047801897.

The spelling of 2153709724 in words is "two billion, one hundred fifty-three million, seven hundred nine thousand, seven hundred twenty-four".