1634095697 has 16 divisors (see below), whose sum is σ = 1842317568. Its totient is φ = 1438092480.

The previous prime is 1634095679. The next prime is 1634095699. The reversal of 1634095697 is 7965904361.

It is not a de Polignac number, because 1634095697 - 2¹⁶ = 1634030161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1634095699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84203 + ... + 101775.

It is an arithmetic number, because the mean of its divisors is an integer number (115144848).

Almost surely, 2^1634095697 is an apocalyptic number.

It is an amenable number.

1634095697 is a deficient number, since it is larger than the sum of its proper divisors (208221871).

1634095697 is a wasteful number, since it uses less digits than its factorization.

1634095697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17920.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The square root of 1634095697 is about 40423.9495472671. The cubic root of 1634095697 is about 1177.8568051850.

The spelling of 1634095697 in words is "one billion, six hundred thirty-four million, ninety-five thousand, six hundred ninety-seven".