11225452649 has 2 divisors, whose sum is σ = 11225452650. Its totient is φ = 11225452648.

The previous prime is 11225452571. The next prime is 11225452717. The reversal of 11225452649 is 94625452211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6218899600 + 5006553049 = 78860^2 + 70757^2 .

It is a cyclic number.

It is not a de Polignac number, because 11225452649 - 2²⁸ = 10957017193 is a prime.

It is a super-2 number, since 2×11225452649² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11225452549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5612726324 + 5612726325.

It is an arithmetic number, because the mean of its divisors is an integer number (5612726325).

Almost surely, 2^11225452649 is an apocalyptic number.

It is an amenable number.

11225452649 is a deficient number, since it is larger than the sum of its proper divisors (1).

11225452649 is an equidigital number, since it uses as much as digits as its factorization.

11225452649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 41.

The spelling of 11225452649 in words is "eleven billion, two hundred twenty-five million, four hundred fifty-two thousand, six hundred forty-nine".