113121033 has 8 divisors (see below), whose sum is σ = 150903648. Its totient is φ = 75376224.

The previous prime is 113121031. The next prime is 113121049. The reversal of 113121033 is 330121311.

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

It is not a de Polignac number, because 113121033 - 2¹ = 113121031 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113121031) 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, 1516 + ... + 15117.

It is an arithmetic number, because the mean of its divisors is an integer number (18862956).

Almost surely, 2^113121033 is an apocalyptic number.

It is an amenable number.

113121033 is a deficient number, since it is larger than the sum of its proper divisors (37782615).

113121033 is a wasteful number, since it uses less digits than its factorization.

113121033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18903.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 113121033 is about 10635.8372025901. The cubic root of 113121033 is about 483.6313601787.

Adding to 113121033 its reverse (330121311), we get a palindrome (443242344).

The spelling of 113121033 in words is "one hundred thirteen million, one hundred twenty-one thousand, thirty-three".