2575134049 has 4 divisors (see below), whose sum is σ = 2710667440. Its totient is φ = 2439600660.

The previous prime is 2575134031. The next prime is 2575134053. The reversal of 2575134049 is 9404315752.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2575134049 - 2⁹ = 2575133537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2575134649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67766667 + ... + 67766704.

It is an arithmetic number, because the mean of its divisors is an integer number (677666860).

Almost surely, 2^2575134049 is an apocalyptic number.

It is an amenable number.

2575134049 is a deficient number, since it is larger than the sum of its proper divisors (135533391).

2575134049 is a wasteful number, since it uses less digits than its factorization.

2575134049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135533390.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 2575134049 is about 50745.7786323158. The cubic root of 2575134049 is about 1370.6711771591.

The spelling of 2575134049 in words is "two billion, five hundred seventy-five million, one hundred thirty-four thousand, forty-nine".