1203777480 has 192 divisors, whose sum is σ = 3884999040. Its totient is φ = 298303488.

The previous prime is 1203777479. The next prime is 1203777481. The reversal of 1203777480 is 847773021.

1203777480 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1203777479) and next prime (1203777481).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203777481) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3571872 + ... + 3572208.

It is an arithmetic number, because the mean of its divisors is an integer number (20234370).

Almost surely, 2^1203777480 is an apocalyptic number.

1203777480 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 1203777480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1942499520).

1203777480 is an abundant number, since it is smaller than the sum of its proper divisors (2681221560).

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

1203777480 is a wasteful number, since it uses less digits than its factorization.

1203777480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 39.

The square root of 1203777480 is about 34695.4965377353. The cubic root of 1203777480 is about 1063.7724488417.

The spelling of 1203777480 in words is "one billion, two hundred three million, seven hundred seventy-seven thousand, four hundred eighty".