133851101 has 8 divisors (see below), whose sum is σ = 137268600. Its totient is φ = 130440960.

The previous prime is 133851083. The next prime is 133851103. The reversal of 133851101 is 101158331.

It can be written as a sum of positive squares in 4 ways, for example, as 65772100 + 68079001 = 8110^2 + 8251^2 .

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 133851101 - 2¹⁰ = 133850077 is a prime.

It is a super-2 number, since 2×133851101² = 35832234477824402, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133851103) 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, 64955 + ... + 66983.

It is an arithmetic number, because the mean of its divisors is an integer number (17158575).

Almost surely, 2^133851101 is an apocalyptic number.

It is an amenable number.

133851101 is a deficient number, since it is larger than the sum of its proper divisors (3417499).

133851101 is a wasteful number, since it uses less digits than its factorization.

133851101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3679.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 133851101 is about 11569.4036579246. The cubic root of 133851101 is about 511.5333845372.

The spelling of 133851101 in words is "one hundred thirty-three million, eight hundred fifty-one thousand, one hundred one".