7522045273 has 4 divisors (see below), whose sum is σ = 7524360868. Its totient is φ = 7519729680.

The previous prime is 7522045253. The next prime is 7522045291. The reversal of 7522045273 is 3725402257.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4506168384 + 3015876889 = 67128^2 + 54917^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7522045273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7522045243) 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, 1152918 + ... + 1159423.

It is an arithmetic number, because the mean of its divisors is an integer number (1881090217).

Almost surely, 2^7522045273 is an apocalyptic number.

It is an amenable number.

7522045273 is a deficient number, since it is larger than the sum of its proper divisors (2315595).

7522045273 is a wasteful number, since it uses less digits than its factorization.

7522045273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315594.

The product of its (nonzero) digits is 117600, while the sum is 37.

The square root of 7522045273 is about 86729.7254290592. The cubic root of 7522045273 is about 1959.3498184426.

The spelling of 7522045273 in words is "seven billion, five hundred twenty-two million, forty-five thousand, two hundred seventy-three".