212150473 has 2 divisors, whose sum is σ = 212150474. Its totient is φ = 212150472.

The previous prime is 212150443. The next prime is 212150503. The reversal of 212150473 is 374051212.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (212150443) and next prime (212150503).

It can be written as a sum of positive squares in only one way, i.e., 119836809 + 92313664 = 10947^2 + 9608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212150473 is a prime.

It is not a weakly prime, because it can be changed into another prime (212150423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106075236 + 106075237.

It is an arithmetic number, because the mean of its divisors is an integer number (106075237).

Almost surely, 2^212150473 is an apocalyptic number.

It is an amenable number.

212150473 is a deficient number, since it is larger than the sum of its proper divisors (1).

212150473 is an equidigital number, since it uses as much as digits as its factorization.

212150473 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 212150473 is about 14565.3861260181. The cubic root of 212150473 is about 596.4142363359.

The spelling of 212150473 in words is "two hundred twelve million, one hundred fifty thousand, four hundred seventy-three".