1336252217 has 4 divisors (see below), whose sum is σ = 1346774016. Its totient is φ = 1325730420.

The previous prime is 1336252187. The next prime is 1336252223. The reversal of 1336252217 is 7122526331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7122526331 = 6659 ⋅1069609.

It is a cyclic number.

It is not a de Polignac number, because 1336252217 - 2¹⁰ = 1336251193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1336252297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5260709 + ... + 5260962.

It is an arithmetic number, because the mean of its divisors is an integer number (336693504).

Almost surely, 2^1336252217 is an apocalyptic number.

It is an amenable number.

1336252217 is a deficient number, since it is larger than the sum of its proper divisors (10521799).

1336252217 is a wasteful number, since it uses less digits than its factorization.

1336252217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10521798.

The product of its digits is 15120, while the sum is 32.

The square root of 1336252217 is about 36554.7837772295. The cubic root of 1336252217 is about 1101.4449927190. Note that the first 3 decimals are identical.

Adding to 1336252217 its reverse (7122526331), we get a palindrome (8458778548).

The spelling of 1336252217 in words is "one billion, three hundred thirty-six million, two hundred fifty-two thousand, two hundred seventeen".