2530133747 has 4 divisors (see below), whose sum is σ = 2533262040. Its totient is φ = 2527005456.

The previous prime is 2530133743. The next prime is 2530133807. The reversal of 2530133747 is 7473310352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2530133747 - 2² = 2530133743 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2530133743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1562933 + ... + 1564550.

It is an arithmetic number, because the mean of its divisors is an integer number (633315510).

Almost surely, 2^2530133747 is an apocalyptic number.

2530133747 is a deficient number, since it is larger than the sum of its proper divisors (3128293).

2530133747 is an equidigital number, since it uses as much as digits as its factorization.

2530133747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3128292.

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 2530133747 is about 50300.4348589552. The cubic root of 2530133747 is about 1362.6400826934.

The spelling of 2530133747 in words is "two billion, five hundred thirty million, one hundred thirty-three thousand, seven hundred forty-seven".