5634642073 has 2 divisors, whose sum is σ = 5634642074. Its totient is φ = 5634642072.

The previous prime is 5634642059. The next prime is 5634642107. The reversal of 5634642073 is 3702464365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5223241984 + 411400089 = 72272^2 + 20283^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5634642073 is a prime.

It is not a weakly prime, because it can be changed into another prime (5634648073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2817321036 + 2817321037.

It is an arithmetic number, because the mean of its divisors is an integer number (2817321037).

Almost surely, 2^5634642073 is an apocalyptic number.

It is an amenable number.

5634642073 is a deficient number, since it is larger than the sum of its proper divisors (1).

5634642073 is an equidigital number, since it uses as much as digits as its factorization.

5634642073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 40.

The square root of 5634642073 is about 75064.2529637110. The cubic root of 5634642073 is about 1779.4622447640.

The spelling of 5634642073 in words is "five billion, six hundred thirty-four million, six hundred forty-two thousand, seventy-three".