63212089 has 2 divisors, whose sum is σ = 63212090. Its totient is φ = 63212088.

The previous prime is 63212077. The next prime is 63212099. The reversal of 63212089 is 98021236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49112064 + 14100025 = 7008^2 + 3755^2 .

It is a cyclic number.

It is not a de Polignac number, because 63212089 - 2¹⁷ = 63081017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63212089.

It is not a weakly prime, because it can be changed into another prime (63212059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31606044 + 31606045.

It is an arithmetic number, because the mean of its divisors is an integer number (31606045).

Almost surely, 2^63212089 is an apocalyptic number.

It is an amenable number.

63212089 is a deficient number, since it is larger than the sum of its proper divisors (1).

63212089 is an equidigital number, since it uses as much as digits as its factorization.

63212089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 63212089 is about 7950.6030588880. The cubic root of 63212089 is about 398.3517361447.

It can be divided in two parts, 632 and 12089, that added together give a palindrome (12721).

The spelling of 63212089 in words is "sixty-three million, two hundred twelve thousand, eighty-nine".