2520129441 has 8 divisors (see below), whose sum is σ = 3360412224. Its totient is φ = 1679966480.

The previous prime is 2520129421. The next prime is 2520129461. The reversal of 2520129441 is 1449210252.

2520129441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2520129421) and next prime (2520129461).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2520129441 - 2²² = 2515935137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2520129399 and 2520129408.

It is not an unprimeable number, because it can be changed into a prime (2520129421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48415 + ... + 85931.

It is an arithmetic number, because the mean of its divisors is an integer number (420051528).

Almost surely, 2^2520129441 is an apocalyptic number.

It is an amenable number.

2520129441 is a deficient number, since it is larger than the sum of its proper divisors (840282783).

2520129441 is a wasteful number, since it uses less digits than its factorization.

2520129441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59911.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 2520129441 is about 50200.8908387092. The cubic root of 2520129441 is about 1360.8417224872.

Adding to 2520129441 its reverse (1449210252), we get a palindrome (3969339693).

The spelling of 2520129441 in words is "two billion, five hundred twenty million, one hundred twenty-nine thousand, four hundred forty-one".