113142001 has 8 divisors (see below), whose sum is σ = 132459264. Its totient is φ = 94613280.

The previous prime is 113141989. The next prime is 113142011. The reversal of 113142001 is 100241311.

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 113142001 - 2¹⁵ = 113109233 is a prime.

It is a super-2 number, since 2×113142001² = 25602224780568002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113142011) 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, 196825 + ... + 197398.

It is an arithmetic number, because the mean of its divisors is an integer number (16557408).

Almost surely, 2^113142001 is an apocalyptic number.

It is an amenable number.

113142001 is a deficient number, since it is larger than the sum of its proper divisors (19317263).

113142001 is an equidigital number, since it uses as much as digits as its factorization.

113142001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394271.

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

The square root of 113142001 is about 10636.8228809170. The cubic root of 113142001 is about 483.6612401389.

Adding to 113142001 its reverse (100241311), we get a palindrome (213383312).

The spelling of 113142001 in words is "one hundred thirteen million, one hundred forty-two thousand, one".