397074043 has 2 divisors, whose sum is σ = 397074044. Its totient is φ = 397074042.

The previous prime is 397074037. The next prime is 397074091. The reversal of 397074043 is 340470793.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 397074043 - 2⁵ = 397074011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 397073993 and 397074011.

It is not a weakly prime, because it can be changed into another prime (397074143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198537021 + 198537022.

It is an arithmetic number, because the mean of its divisors is an integer number (198537022).

Almost surely, 2^397074043 is an apocalyptic number.

397074043 is a deficient number, since it is larger than the sum of its proper divisors (1).

397074043 is an equidigital number, since it uses as much as digits as its factorization.

397074043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 397074043 is about 19926.7168143676. The cubic root of 397074043 is about 735.0053483499.

The spelling of 397074043 in words is "three hundred ninety-seven million, seventy-four thousand, forty-three".