1695528397 has 4 divisors (see below), whose sum is σ = 1696373536. Its totient is φ = 1694683260.

The previous prime is 1695528389. The next prime is 1695528427. The reversal of 1695528397 is 7938255961.

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 not a de Polignac number, because 1695528397 - 2³ = 1695528389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1695528097) 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, 419553 + ... + 423574.

It is an arithmetic number, because the mean of its divisors is an integer number (424093384).

Almost surely, 2^1695528397 is an apocalyptic number.

It is an amenable number.

1695528397 is a deficient number, since it is larger than the sum of its proper divisors (845139).

1695528397 is an equidigital number, since it uses as much as digits as its factorization.

1695528397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845138.

The product of its digits is 4082400, while the sum is 55.

The square root of 1695528397 is about 41176.7943992730. The cubic root of 1695528397 is about 1192.4358450485.

The spelling of 1695528397 in words is "one billion, six hundred ninety-five million, five hundred twenty-eight thousand, three hundred ninety-seven".