212498753 has 2 divisors, whose sum is σ = 212498754. Its totient is φ = 212498752.

The previous prime is 212498729. The next prime is 212498779. The reversal of 212498753 is 357894212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195664144 + 16834609 = 13988^2 + 4103^2 .

It is a cyclic number.

It is not a de Polignac number, because 212498753 - 2⁸ = 212498497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212498753.

It is not a weakly prime, because it can be changed into another prime (212498723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106249376 + 106249377.

It is an arithmetic number, because the mean of its divisors is an integer number (106249377).

Almost surely, 2^212498753 is an apocalyptic number.

It is an amenable number.

212498753 is a deficient number, since it is larger than the sum of its proper divisors (1).

212498753 is an equidigital number, since it uses as much as digits as its factorization.

212498753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 212498753 is about 14577.3369653034. The cubic root of 212498753 is about 596.7404286880.

The spelling of 212498753 in words is "two hundred twelve million, four hundred ninety-eight thousand, seven hundred fifty-three".