696312145 has 8 divisors (see below), whose sum is σ = 851340456. Its totient is φ = 546539136.

The previous prime is 696312137. The next prime is 696312151. The reversal of 696312145 is 541213696.

It can be written as a sum of positive squares in 4 ways, for example, as 116273089 + 580039056 = 10783^2 + 24084^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 696312145 - 2³ = 696312137 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1313532 + ... + 1314061.

It is an arithmetic number, because the mean of its divisors is an integer number (106417557).

Almost surely, 2^696312145 is an apocalyptic number.

It is an amenable number.

696312145 is a deficient number, since it is larger than the sum of its proper divisors (155028311).

696312145 is a wasteful number, since it uses less digits than its factorization.

696312145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627651.

The product of its digits is 38880, while the sum is 37.

The square root of 696312145 is about 26387.7271662415. The cubic root of 696312145 is about 886.3419881932.

The spelling of 696312145 in words is "six hundred ninety-six million, three hundred twelve thousand, one hundred forty-five".