1114225261 has 2 divisors, whose sum is σ = 1114225262. Its totient is φ = 1114225260.

The previous prime is 1114225249. The next prime is 1114225291. The reversal of 1114225261 is 1625224111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 837002761 + 277222500 = 28931^2 + 16650^2 .

It is a cyclic number.

It is not a de Polignac number, because 1114225261 - 2¹⁵ = 1114192493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1114225291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557112630 + 557112631.

It is an arithmetic number, because the mean of its divisors is an integer number (557112631).

Almost surely, 2^1114225261 is an apocalyptic number.

It is an amenable number.

1114225261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1114225261 is an equidigital number, since it uses as much as digits as its factorization.

1114225261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 25.

The square root of 1114225261 is about 33380.0128969418. The cubic root of 1114225261 is about 1036.7109048209.

Adding to 1114225261 its reverse (1625224111), we get a palindrome (2739449372).

The spelling of 1114225261 in words is "one billion, one hundred fourteen million, two hundred twenty-five thousand, two hundred sixty-one".