1203425300 has 216 divisors, whose sum is σ = 3366347040. Its totient is φ = 369196800.

The previous prime is 1203425299. The next prime is 1203425339. The reversal of 1203425300 is 35243021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4473566 + ... + 4473834.

It is an arithmetic number, because the mean of its divisors is an integer number (15584940).

Almost surely, 2^1203425300 is an apocalyptic number.

1203425300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1203425300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1683173520).

1203425300 is an abundant number, since it is smaller than the sum of its proper divisors (2162921740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1203425300 is a wasteful number, since it uses less digits than its factorization.

1203425300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 1203425300 is about 34690.4208680148. The cubic root of 1203425300 is about 1063.6686987914.

Adding to 1203425300 its reverse (35243021), we get a palindrome (1238668321).

The spelling of 1203425300 in words is "one billion, two hundred three million, four hundred twenty-five thousand, three hundred".