111153401 has 4 divisors (see below), whose sum is σ = 117003600. Its totient is φ = 105303204.

The previous prime is 111153397. The next prime is 111153431. The reversal of 111153401 is 104351111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111153401 - 2² = 111153397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111153401.

It is not an unprimeable number, because it can be changed into a prime (111153431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2925071 + ... + 2925108.

It is an arithmetic number, because the mean of its divisors is an integer number (29250900).

Almost surely, 2^111153401 is an apocalyptic number.

It is an amenable number.

111153401 is a deficient number, since it is larger than the sum of its proper divisors (5850199).

111153401 is an equidigital number, since it uses as much as digits as its factorization.

111153401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5850198.

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

The square root of 111153401 is about 10542.9313286201. The cubic root of 111153401 is about 480.8108416067.

The spelling of 111153401 in words is "one hundred eleven million, one hundred fifty-three thousand, four hundred one".