412203191 has 2 divisors, whose sum is σ = 412203192. Its totient is φ = 412203190.

The previous prime is 412203179. The next prime is 412203221. The reversal of 412203191 is 191302214.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-412203191 is a prime.

It is a super-2 number, since 2×412203191² = 339822941341164962, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412203991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206101595 + 206101596.

It is an arithmetic number, because the mean of its divisors is an integer number (206101596).

Almost surely, 2^412203191 is an apocalyptic number.

412203191 is a deficient number, since it is larger than the sum of its proper divisors (1).

412203191 is an equidigital number, since it uses as much as digits as its factorization.

412203191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 412203191 is about 20302.7877642456. The cubic root of 412203191 is about 744.2241918646.

The spelling of 412203191 in words is "four hundred twelve million, two hundred three thousand, one hundred ninety-one".