7532172749 has 2 divisors, whose sum is σ = 7532172750. Its totient is φ = 7532172748.

The previous prime is 7532172743. The next prime is 7532172829. The reversal of 7532172749 is 9472712357.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4636656649 + 2895516100 = 68093^2 + 53810^2 .

It is a cyclic number.

It is not a de Polignac number, because 7532172749 - 2¹⁶ = 7532107213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7532172743) 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 as a sum of consecutive naturals, namely, 3766086374 + 3766086375.

It is an arithmetic number, because the mean of its divisors is an integer number (3766086375).

Almost surely, 2^7532172749 is an apocalyptic number.

It is an amenable number.

7532172749 is a deficient number, since it is larger than the sum of its proper divisors (1).

7532172749 is an equidigital number, since it uses as much as digits as its factorization.

7532172749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 740880, while the sum is 47.

The square root of 7532172749 is about 86788.0910551672. The cubic root of 7532172749 is about 1960.2287624318.

The spelling of 7532172749 in words is "seven billion, five hundred thirty-two million, one hundred seventy-two thousand, seven hundred forty-nine".