1201413564 has 108 divisors (see below), whose sum is σ = 3309683832. Its totient is φ = 367286400.

The previous prime is 1201413553. The next prime is 1201413599. The reversal of 1201413564 is 4653141021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1100659 + ... + 1101749.

Almost surely, 2^1201413564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201413564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1654841916).

1201413564 is an abundant number, since it is smaller than the sum of its proper divisors (2108270268).

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

1201413564 is a wasteful number, since it uses less digits than its factorization.

1201413564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308 (or 1290 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1201413564 is about 34661.4131852699. The cubic root of 1201413564 is about 1063.0756654214.

Adding to 1201413564 its reverse (4653141021), we get a palindrome (5854554585).

The spelling of 1201413564 in words is "one billion, two hundred one million, four hundred thirteen thousand, five hundred sixty-four".