111020134 has 8 divisors (see below), whose sum is σ = 167728680. Its totient is φ = 55110576.

The previous prime is 111020131. The next prime is 111020153. The reversal of 111020134 is 431020111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199399 + ... + 199954.

It is an arithmetic number, because the mean of its divisors is an integer number (20966085).

Almost surely, 2^111020134 is an apocalyptic number.

111020134 is a deficient number, since it is larger than the sum of its proper divisors (56708546).

111020134 is a wasteful number, since it uses less digits than its factorization.

111020134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399494.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 111020134 is about 10536.6092268813. The cubic root of 111020134 is about 480.6186092416.

Adding to 111020134 its reverse (431020111), we get a palindrome (542040245).

The spelling of 111020134 in words is "one hundred eleven million, twenty thousand, one hundred thirty-four".