113552121 has 8 divisors (see below), whose sum is σ = 154924000. Its totient is φ = 73940832.

The previous prime is 113552119. The next prime is 113552123. The reversal of 113552121 is 121255311.

It is an interprime number because it is at equal distance from previous prime (113552119) and next prime (113552123).

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

It is not a de Polignac number, because 113552121 - 2¹ = 113552119 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113552123) 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, 439996 + ... + 440253.

It is an arithmetic number, because the mean of its divisors is an integer number (19365500).

Almost surely, 2^113552121 is an apocalyptic number.

It is an amenable number.

113552121 is a deficient number, since it is larger than the sum of its proper divisors (41371879).

113552121 is an equidigital number, since it uses as much as digits as its factorization.

113552121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880295.

The product of its digits is 300, while the sum is 21.

The square root of 113552121 is about 10656.0837553015. The cubic root of 113552121 is about 484.2449312972.

The spelling of 113552121 in words is "one hundred thirteen million, five hundred fifty-two thousand, one hundred twenty-one".