396111299 has 2 divisors, whose sum is σ = 396111300. Its totient is φ = 396111298.

The previous prime is 396111283. The next prime is 396111301. The reversal of 396111299 is 992111693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 396111299 - 2⁴ = 396111283 is a prime.

It is a super-3 number, since 3×396111299³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 396111301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (396111229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198055649 + 198055650.

It is an arithmetic number, because the mean of its divisors is an integer number (198055650).

Almost surely, 2^396111299 is an apocalyptic number.

396111299 is a deficient number, since it is larger than the sum of its proper divisors (1).

396111299 is an equidigital number, since it uses as much as digits as its factorization.

396111299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26244, while the sum is 41.

The square root of 396111299 is about 19902.5450382608. The cubic root of 396111299 is about 734.4108373494.

The spelling of 396111299 in words is "three hundred ninety-six million, one hundred eleven thousand, two hundred ninety-nine".