133862801 has 4 divisors (see below), whose sum is σ = 135696612. Its totient is φ = 132028992.

The previous prime is 133862779. The next prime is 133862857. The reversal of 133862801 is 108268331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 100500625 + 33362176 = 10025^2 + 5776^2 .

It is a cyclic number.

It is not a de Polignac number, because 133862801 - 2¹⁴ = 133846417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133862881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916796 + ... + 916941.

It is an arithmetic number, because the mean of its divisors is an integer number (33924153).

Almost surely, 2^133862801 is an apocalyptic number.

It is an amenable number.

133862801 is a deficient number, since it is larger than the sum of its proper divisors (1833811).

133862801 is an equidigital number, since it uses as much as digits as its factorization.

133862801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833810.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 133862801 is about 11569.9092909149. The cubic root of 133862801 is about 511.5482885765.

The spelling of 133862801 in words is "one hundred thirty-three million, eight hundred sixty-two thousand, eight hundred one".