697115 has 4 divisors (see below), whose sum is σ = 836544. Its totient is φ = 557688.

The previous prime is 697111. The next prime is 697121. The reversal of 697115 is 511796.

It is a happy number.

697115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 697115 - 2² = 697111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (697111) 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, 69707 + ... + 69716.

It is an arithmetic number, because the mean of its divisors is an integer number (209136).

2⁶⁹⁷¹¹⁵ is an apocalyptic number.

697115 is a deficient number, since it is larger than the sum of its proper divisors (139429).

697115 is a wasteful number, since it uses less digits than its factorization.

697115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139428.

The product of its digits is 1890, while the sum is 29.

The square root of 697115 is about 834.9341291383. The cubic root of 697115 is about 88.6682511133.

The spelling of 697115 in words is "six hundred ninety-seven thousand, one hundred fifteen".