216412153 has 2 divisors, whose sum is σ = 216412154. Its totient is φ = 216412152.

The previous prime is 216412117. The next prime is 216412169. The reversal of 216412153 is 351214612.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212926464 + 3485689 = 14592^2 + 1867^2 .

It is a cyclic number.

It is not a de Polignac number, because 216412153 - 2¹³ = 216403961 is a prime.

It is not a weakly prime, because it can be changed into another prime (216412453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108206076 + 108206077.

It is an arithmetic number, because the mean of its divisors is an integer number (108206077).

Almost surely, 2^216412153 is an apocalyptic number.

It is an amenable number.

216412153 is a deficient number, since it is larger than the sum of its proper divisors (1).

216412153 is an equidigital number, since it uses as much as digits as its factorization.

216412153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 216412153 is about 14710.9535041071. The cubic root of 216412153 is about 600.3813806781.

Adding to 216412153 its reverse (351214612), we get a palindrome (567626765).

The spelling of 216412153 in words is "two hundred sixteen million, four hundred twelve thousand, one hundred fifty-three".