397111348 has 6 divisors (see below), whose sum is σ = 694944866. Its totient is φ = 198555672.

The previous prime is 397111283. The next prime is 397111349. The reversal of 397111348 is 843111793.

It can be written as a sum of positive squares in only one way, i.e., 314991504 + 82119844 = 17748^2 + 9062^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397111349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49638915 + ... + 49638922.

Almost surely, 2^397111348 is an apocalyptic number.

It is an amenable number.

397111348 is a deficient number, since it is larger than the sum of its proper divisors (297833518).

397111348 is a wasteful number, since it uses less digits than its factorization.

397111348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99277841 (or 99277839 counting only the distinct ones).

The product of its digits is 18144, while the sum is 37.

The square root of 397111348 is about 19927.6528472372. The cubic root of 397111348 is about 735.0283654809.

The spelling of 397111348 in words is "three hundred ninety-seven million, one hundred eleven thousand, three hundred forty-eight".