1200402300 has 144 divisors (see below), whose sum is σ = 3747697632. Its totient is φ = 295526400.

The previous prime is 1200402289. The next prime is 1200402341. The reversal of 1200402300 is 32040021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 268080 + ... + 272520.

It is an arithmetic number, because the mean of its divisors is an integer number (26025678).

Almost surely, 2^1200402300 is an apocalyptic number.

1200402300 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 1200402300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1873848816).

1200402300 is an abundant number, since it is smaller than the sum of its proper divisors (2547295332).

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

1200402300 is a wasteful number, since it uses less digits than its factorization.

1200402300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4528 (or 4521 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1200402300 is about 34646.8223651174. The cubic root of 1200402300 is about 1062.7773080096. Note that the first 3 decimals are identical.

Adding to 1200402300 its reverse (32040021), we get a palindrome (1232442321).

The spelling of 1200402300 in words is "one billion, two hundred million, four hundred two thousand, three hundred".