2521247053 has 16 divisors (see below), whose sum is σ = 2741057536. Its totient is φ = 2305195200.

The previous prime is 2521247021. The next prime is 2521247087. The reversal of 2521247053 is 3507421252.

2521247053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2521247053 - 2⁵ = 2521247021 is a prime.

It is a super-2 number, since 2×2521247053² = 12713373404522369618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521247753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1734475 + ... + 1735927.

It is an arithmetic number, because the mean of its divisors is an integer number (171316096).

Almost surely, 2^2521247053 is an apocalyptic number.

It is an amenable number.

2521247053 is a deficient number, since it is larger than the sum of its proper divisors (219810483).

2521247053 is a wasteful number, since it uses less digits than its factorization.

2521247053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2644.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 2521247053 is about 50212.0210009516. The cubic root of 2521247053 is about 1361.0428587522.

The spelling of 2521247053 in words is "two billion, five hundred twenty-one million, two hundred forty-seven thousand, fifty-three".