1201104552 has 64 divisors (see below), whose sum is σ = 3138094080. Its totient is φ = 382721472.

The previous prime is 1201104503. The next prime is 1201104557. The reversal of 1201104552 is 2554011021.

It is not an unprimeable number, because it can be changed into a prime (1201104557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36123 + ... + 60885.

It is an arithmetic number, because the mean of its divisors is an integer number (49032720).

Almost surely, 2^1201104552 is an apocalyptic number.

1201104552 is a gapful number since it is divisible by the number (12) 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 1201104552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1569047040).

1201104552 is an abundant number, since it is smaller than the sum of its proper divisors (1936989528).

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

1201104552 is a wasteful number, since it uses less digits than its factorization.

1201104552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24862 (or 24858 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1201104552 is about 34656.9553192429. The cubic root of 1201104552 is about 1062.9845140988.

Adding to 1201104552 its reverse (2554011021), we get a palindrome (3755115573).

The spelling of 1201104552 in words is "one billion, two hundred one million, one hundred four thousand, five hundred fifty-two".