133302143 has 8 divisors (see below), whose sum is σ = 144093600. Its totient is φ = 122587488.

The previous prime is 133302101. The next prime is 133302149. The reversal of 133302143 is 341203331.

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 133302143 - 2⁶ = 133302079 is a prime.

It is a super-2 number, since 2×133302143² = 35538922656784898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133302149) 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, 15563 + ... + 22556.

It is an arithmetic number, because the mean of its divisors is an integer number (18011700).

Almost surely, 2^133302143 is an apocalyptic number.

133302143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

133302143 is a deficient number, since it is larger than the sum of its proper divisors (10791457).

133302143 is a wasteful number, since it uses less digits than its factorization.

133302143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38401.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 133302143 is about 11545.6547237478. The cubic root of 133302143 is about 510.8331160780.

Adding to 133302143 its reverse (341203331), we get a palindrome (474505474).

The spelling of 133302143 in words is "one hundred thirty-three million, three hundred two thousand, one hundred forty-three".