1113252101 has 8 divisors (see below), whose sum is σ = 1216781664. Its totient is φ = 1012278960.

The previous prime is 1113252079. The next prime is 1113252109. The reversal of 1113252101 is 1012523111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1113252101 - 2⁶ = 1113252037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113252101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113252109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638195 + ... + 639936.

It is an arithmetic number, because the mean of its divisors is an integer number (152097708).

Almost surely, 2^1113252101 is an apocalyptic number.

It is an amenable number.

1113252101 is a deficient number, since it is larger than the sum of its proper divisors (103529563).

1113252101 is a wasteful number, since it uses less digits than its factorization.

1113252101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278211.

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 1113252101 is about 33365.4327261014. The cubic root of 1113252101 is about 1036.4089971544.

Adding to 1113252101 its reverse (1012523111), we get a palindrome (2125775212).

The spelling of 1113252101 in words is "one billion, one hundred thirteen million, two hundred fifty-two thousand, one hundred one".