1203355425 has 24 divisors (see below), whose sum is σ = 1990678144. Its totient is φ = 641424960.

The previous prime is 1203355411. The next prime is 1203355459. The reversal of 1203355425 is 5245533021.

It is not a de Polignac number, because 1203355425 - 2⁴ = 1203355409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1203355392 and 1203355401.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175359 + ... + 182091.

Almost surely, 2^1203355425 is an apocalyptic number.

1203355425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1203355425 is a deficient number, since it is larger than the sum of its proper divisors (787322719).

1203355425 is a wasteful number, since it uses less digits than its factorization.

1203355425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9129 (or 9124 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1203355425 is about 34689.4137309929. The cubic root of 1203355425 is about 1063.6481116421.

Adding to 1203355425 its reverse (5245533021), we get a palindrome (6448888446).

The spelling of 1203355425 in words is "one billion, two hundred three million, three hundred fifty-five thousand, four hundred twenty-five".