211411153 has 2 divisors, whose sum is σ = 211411154. Its totient is φ = 211411152.

The previous prime is 211411111. The next prime is 211411231. The reversal of 211411153 is 351114112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123276609 + 88134544 = 11103^2 + 9388^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211411153 is a prime.

It is a super-2 number, since 2×211411153² = 89389351225578818, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211411153.

It is not a weakly prime, because it can be changed into another prime (211411253) 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, 105705576 + 105705577.

It is an arithmetic number, because the mean of its divisors is an integer number (105705577).

Almost surely, 2^211411153 is an apocalyptic number.

It is an amenable number.

211411153 is a deficient number, since it is larger than the sum of its proper divisors (1).

211411153 is an equidigital number, since it uses as much as digits as its factorization.

211411153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120, while the sum is 19.

The square root of 211411153 is about 14539.9846286026. The cubic root of 211411153 is about 595.7206183102.

Adding to 211411153 its reverse (351114112), we get a palindrome (562525265).

The spelling of 211411153 in words is "two hundred eleven million, four hundred eleven thousand, one hundred fifty-three".