1101613452 has 12 divisors (see below), whose sum is σ = 2570431416. Its totient is φ = 367204480.

The previous prime is 1101613423. The next prime is 1101613507. The reversal of 1101613452 is 2543161011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45900549 + ... + 45900572.

It is an arithmetic number, because the mean of its divisors is an integer number (214202618).

Almost surely, 2^1101613452 is an apocalyptic number.

1101613452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101613452 is an abundant number, since it is smaller than the sum of its proper divisors (1468817964).

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

1101613452 is a wasteful number, since it uses less digits than its factorization.

1101613452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91801128 (or 91801126 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1101613452 is about 33190.5626948384. The cubic root of 1101613452 is about 1032.7845762923.

Adding to 1101613452 its reverse (2543161011), we get a palindrome (3644774463).

The spelling of 1101613452 in words is "one billion, one hundred one million, six hundred thirteen thousand, four hundred fifty-two".