1226451425 has 24 divisors (see below), whose sum is σ = 1670458560. Its totient is φ = 889099200.

The previous prime is 1226451389. The next prime is 1226451433. The reversal of 1226451425 is 5241546221.

It is not a de Polignac number, because 1226451425 - 2⁶ = 1226451361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1226451391 and 1226451400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45206 + ... + 67055.

It is an arithmetic number, because the mean of its divisors is an integer number (69602440).

Almost surely, 2^1226451425 is an apocalyptic number.

It is an amenable number.

1226451425 is a deficient number, since it is larger than the sum of its proper divisors (444007135).

1226451425 is a wasteful number, since it uses less digits than its factorization.

1226451425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112313 (or 112308 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 1226451425 is about 35020.7285047013. The cubic root of 1226451425 is about 1070.4099006003.

Adding to 1226451425 its reverse (5241546221), we get a palindrome (6467997646).

The spelling of 1226451425 in words is "one billion, two hundred twenty-six million, four hundred fifty-one thousand, four hundred twenty-five".