1201263425 has 6 divisors (see below), whose sum is σ = 1489566678. Its totient is φ = 961010720.

The previous prime is 1201263379. The next prime is 1201263431. The reversal of 1201263425 is 5243621021.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 99820081 + 1101443344 = 9991^2 + 33188^2 .

It is not a de Polignac number, because 1201263425 - 2⁸ = 1201263169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201263394 and 1201263403.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24025244 + ... + 24025293.

It is an arithmetic number, because the mean of its divisors is an integer number (248261113).

Almost surely, 2^1201263425 is an apocalyptic number.

It is an amenable number.

1201263425 is a deficient number, since it is larger than the sum of its proper divisors (288303253).

1201263425 is an equidigital number, since it uses as much as digits as its factorization.

1201263425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48050547 (or 48050542 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1201263425 is about 34659.2473230450. The cubic root of 1201263425 is about 1063.0313798755.

Adding to 1201263425 its reverse (5243621021), we get a palindrome (6444884446).

The spelling of 1201263425 in words is "one billion, two hundred one million, two hundred sixty-three thousand, four hundred twenty-five".