111272001 has 8 divisors (see below), whose sum is σ = 148502304. Its totient is φ = 74111520.

The previous prime is 111271997. The next prime is 111272011. The reversal of 111272001 is 100272111.

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

It is not a de Polignac number, because 111272001 - 2² = 111271997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111272011) 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, 13615 + ... + 20196.

It is an arithmetic number, because the mean of its divisors is an integer number (18562788).

Almost surely, 2^111272001 is an apocalyptic number.

It is an amenable number.

111272001 is a deficient number, since it is larger than the sum of its proper divisors (37230303).

111272001 is a wasteful number, since it uses less digits than its factorization.

111272001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34911.

The product of its (nonzero) digits is 28, while the sum is 15.

The square root of 111272001 is about 10548.5544507293. The cubic root of 111272001 is about 480.9817882320.

The spelling of 111272001 in words is "one hundred eleven million, two hundred seventy-two thousand, one".