1696169497 has 4 divisors (see below), whose sum is σ = 1850366736. Its totient is φ = 1541972260.

The previous prime is 1696169471. The next prime is 1696169513. The reversal of 1696169497 is 7949616961.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1696169497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1696169297) 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, 77098603 + ... + 77098624.

It is an arithmetic number, because the mean of its divisors is an integer number (462591684).

Almost surely, 2^1696169497 is an apocalyptic number.

It is an amenable number.

1696169497 is a deficient number, since it is larger than the sum of its proper divisors (154197239).

1696169497 is a wasteful number, since it uses less digits than its factorization.

1696169497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154197238.

The product of its digits is 4408992, while the sum is 58.

The square root of 1696169497 is about 41184.5783880326. The cubic root of 1696169497 is about 1192.5861176302.

The spelling of 1696169497 in words is "one billion, six hundred ninety-six million, one hundred sixty-nine thousand, four hundred ninety-seven".