2120240504 has 8 divisors (see below), whose sum is σ = 3975450960. Its totient is φ = 1060120248.

The previous prime is 2120240483. The next prime is 2120240509. The reversal of 2120240504 is 4050420212.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120240509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132515024 + ... + 132515039.

It is an arithmetic number, because the mean of its divisors is an integer number (496931370).

Almost surely, 2^2120240504 is an apocalyptic number.

It is an amenable number.

2120240504 is a deficient number, since it is larger than the sum of its proper divisors (1855210456).

2120240504 is a wasteful number, since it uses less digits than its factorization.

2120240504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265030069 (or 265030065 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 2120240504 is about 46046.0693653649. The cubic root of 2120240504 is about 1284.6802343429.

Adding to 2120240504 its reverse (4050420212), we get a palindrome (6170660716).

The spelling of 2120240504 in words is "two billion, one hundred twenty million, two hundred forty thousand, five hundred four".