397044611 has 2 divisors, whose sum is σ = 397044612. Its totient is φ = 397044610.

The previous prime is 397044581. The next prime is 397044617. The reversal of 397044611 is 116440793.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 397044611 - 2¹⁴ = 397028227 is a prime.

It is not a weakly prime, because it can be changed into another prime (397044617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198522305 + 198522306.

It is an arithmetic number, because the mean of its divisors is an integer number (198522306).

Almost surely, 2^397044611 is an apocalyptic number.

397044611 is a deficient number, since it is larger than the sum of its proper divisors (1).

397044611 is an equidigital number, since it uses as much as digits as its factorization.

397044611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 397044611 is about 19925.9782946785. The cubic root of 397044611 is about 734.9871878310.

The spelling of 397044611 in words is "three hundred ninety-seven million, forty-four thousand, six hundred eleven".