1697405113 has 2 divisors, whose sum is σ = 1697405114. Its totient is φ = 1697405112.

The previous prime is 1697405111. The next prime is 1697405131. The reversal of 1697405113 is 3115047961.

1697405113 = 29132² + 29133².

It is a happy number.

Together with next prime (1697405131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 848731689 + 848673424 = 29133^2 + 29132^2 .

It is a cyclic number.

It is not a de Polignac number, because 1697405113 - 2¹ = 1697405111 is a prime.

It is a super-3 number, since 3×1697405113³ (a number of 29 digits) contains 333 as substring.

Together with 1697405111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1697405111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 848702556 + 848702557.

It is an arithmetic number, because the mean of its divisors is an integer number (848702557).

Almost surely, 2^1697405113 is an apocalyptic number.

1697405113 is the 29133-rd centered square number.

It is an amenable number.

1697405113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1697405113 is an equidigital number, since it uses as much as digits as its factorization.

1697405113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 1697405113 is about 41199.5766119022. The cubic root of 1697405113 is about 1192.8756368114.

The spelling of 1697405113 in words is "one billion, six hundred ninety-seven million, four hundred five thousand, one hundred thirteen".