2520603481 has 8 divisors (see below), whose sum is σ = 2911499424. Its totient is φ = 2156665920.

The previous prime is 2520603473. The next prime is 2520603493. The reversal of 2520603481 is 1843060252.

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 2520603481 - 2³ = 2520603473 is a prime.

It is a super-2 number, since 2×2520603481² = 12706883816858634722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2520603401) 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, 6739395 + ... + 6739768.

It is an arithmetic number, because the mean of its divisors is an integer number (363937428).

Almost surely, 2^2520603481 is an apocalyptic number.

It is an amenable number.

2520603481 is a deficient number, since it is larger than the sum of its proper divisors (390895943).

2520603481 is a wasteful number, since it uses less digits than its factorization.

2520603481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13479191.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2520603481 is about 50205.6120468619. The cubic root of 2520603481 is about 1360.9270425712.

The spelling of 2520603481 in words is "two billion, five hundred twenty million, six hundred three thousand, four hundred eighty-one".