111401297 has 8 divisors (see below), whose sum is σ = 128928000. Its totient is φ = 94277664.

The previous prime is 111401293. The next prime is 111401309. The reversal of 111401297 is 792104111.

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 111401297 - 2² = 111401293 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111401291) 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, 100172 + ... + 101277.

It is an arithmetic number, because the mean of its divisors is an integer number (16116000).

Almost surely, 2^111401297 is an apocalyptic number.

It is an amenable number.

111401297 is a deficient number, since it is larger than the sum of its proper divisors (17526703).

111401297 is an equidigital number, since it uses as much as digits as its factorization.

111401297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201535.

The product of its (nonzero) digits is 504, while the sum is 26.

The square root of 111401297 is about 10554.6812836769. The cubic root of 111401297 is about 481.1680134242.

The spelling of 111401297 in words is "one hundred eleven million, four hundred one thousand, two hundred ninety-seven".