697332145 has 8 divisors (see below), whose sum is σ = 844923456. Its totient is φ = 552449136.

The previous prime is 697332143. The next prime is 697332149. The reversal of 697332145 is 541233796.

It is a happy number.

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 697332145 - 2¹ = 697332143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 697332098 and 697332107.

It is not an unprimeable number, because it can be changed into a prime (697332143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 676507 + ... + 677536.

It is an arithmetic number, because the mean of its divisors is an integer number (105615432).

Almost surely, 2^697332145 is an apocalyptic number.

It is an amenable number.

697332145 is a deficient number, since it is larger than the sum of its proper divisors (147591311).

697332145 is a wasteful number, since it uses less digits than its factorization.

697332145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354151.

The product of its digits is 136080, while the sum is 40.

The square root of 697332145 is about 26407.0472601539. The cubic root of 697332145 is about 886.7745660960.

The spelling of 697332145 in words is "six hundred ninety-seven million, three hundred thirty-two thousand, one hundred forty-five".