1011601452 has 12 divisors (see below), whose sum is σ = 2360403416. Its totient is φ = 337200480.

The previous prime is 1011601447. The next prime is 1011601469. The reversal of 1011601452 is 2541061101.

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, 42150049 + ... + 42150072.

Almost surely, 2^1011601452 is an apocalyptic number.

1011601452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011601452 is an abundant number, since it is smaller than the sum of its proper divisors (1348801964).

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

1011601452 is a wasteful number, since it uses less digits than its factorization.

1011601452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84300128 (or 84300126 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 1011601452 is about 31805.6826997944. The cubic root of 1011601452 is about 1003.8522914610.

Adding to 1011601452 its reverse (2541061101), we get a palindrome (3552662553).

The spelling of 1011601452 in words is "one billion, eleven million, six hundred one thousand, four hundred fifty-two".