212453107 has 2 divisors, whose sum is σ = 212453108. Its totient is φ = 212453106.

The previous prime is 212453089. The next prime is 212453167. The reversal of 212453107 is 701354212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212453107 - 2⁷ = 212452979 is a prime.

It is not a weakly prime, because it can be changed into another prime (212453167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106226553 + 106226554.

It is an arithmetic number, because the mean of its divisors is an integer number (106226554).

Almost surely, 2^212453107 is an apocalyptic number.

212453107 is a deficient number, since it is larger than the sum of its proper divisors (1).

212453107 is an equidigital number, since it uses as much as digits as its factorization.

212453107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 212453107 is about 14575.7712317393. The cubic root of 212453107 is about 596.6976978268.

The spelling of 212453107 in words is "two hundred twelve million, four hundred fifty-three thousand, one hundred seven".