133113001 has 8 divisors (see below), whose sum is σ = 154272384. Its totient is φ = 112489440.

The previous prime is 133112999. The next prime is 133113023. The reversal of 133113001 is 100311331.

It is a happy number.

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

It is not a de Polignac number, because 133113001 - 2¹ = 133112999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133113061) 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, 133420 + ... + 134413.

It is an arithmetic number, because the mean of its divisors is an integer number (19284048).

Almost surely, 2^133113001 is an apocalyptic number.

It is an amenable number.

133113001 is a deficient number, since it is larger than the sum of its proper divisors (21159383).

133113001 is an equidigital number, since it uses as much as digits as its factorization.

133113001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267911.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 133113001 is about 11537.4607691641. The cubic root of 133113001 is about 510.5913952048.

Adding to 133113001 its reverse (100311331), we get a palindrome (233424332).

The spelling of 133113001 in words is "one hundred thirty-three million, one hundred thirteen thousand, one".