1225340027 has 2 divisors, whose sum is σ = 1225340028. Its totient is φ = 1225340026.

The previous prime is 1225340009. The next prime is 1225340033. The reversal of 1225340027 is 7200435221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1225340027 - 2³⁰ = 151598203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1225339978 and 1225340005.

It is not a weakly prime, because it can be changed into another prime (1225340057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612670013 + 612670014.

It is an arithmetic number, because the mean of its divisors is an integer number (612670014).

Almost surely, 2^1225340027 is an apocalyptic number.

1225340027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1225340027 is an equidigital number, since it uses as much as digits as its factorization.

1225340027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 1225340027 is about 35004.8571915384. The cubic root of 1225340027 is about 1070.0864713067.

Adding to 1225340027 its reverse (7200435221), we get a palindrome (8425775248).

The spelling of 1225340027 in words is "one billion, two hundred twenty-five million, three hundred forty thousand, twenty-seven".