212954419 has 2 divisors, whose sum is σ = 212954420. Its totient is φ = 212954418.

The previous prime is 212954411. The next prime is 212954429. The reversal of 212954419 is 914459212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212954419 - 2³ = 212954411 is a prime.

It is a super-2 number, since 2×212954419² = 90699169143255122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212954411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106477209 + 106477210.

It is an arithmetic number, because the mean of its divisors is an integer number (106477210).

Almost surely, 2^212954419 is an apocalyptic number.

212954419 is a deficient number, since it is larger than the sum of its proper divisors (1).

212954419 is an equidigital number, since it uses as much as digits as its factorization.

212954419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 37.

The square root of 212954419 is about 14592.9578564457. The cubic root of 212954419 is about 597.1666589508.

The spelling of 212954419 in words is "two hundred twelve million, nine hundred fifty-four thousand, four hundred nineteen".