9372542609 has 2 divisors, whose sum is σ = 9372542610. Its totient is φ = 9372542608.

The previous prime is 9372542603. The next prime is 9372542611. The reversal of 9372542609 is 9062452739.

9372542609 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8131530625 + 1241011984 = 90175^2 + 35228^2 .

It is a cyclic number.

It is not a de Polignac number, because 9372542609 - 2²⁸ = 9104107153 is a prime.

Together with 9372542611, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9372542603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4686271304 + 4686271305.

It is an arithmetic number, because the mean of its divisors is an integer number (4686271305).

Almost surely, 2^9372542609 is an apocalyptic number.

It is an amenable number.

9372542609 is a deficient number, since it is larger than the sum of its proper divisors (1).

9372542609 is an equidigital number, since it uses as much as digits as its factorization.

9372542609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 9372542609 is about 96811.8929109435. The cubic root of 9372542609 is about 2108.3974121466.

The spelling of 9372542609 in words is "nine billion, three hundred seventy-two million, five hundred forty-two thousand, six hundred nine".