133801034 has 4 divisors (see below), whose sum is σ = 200701554. Its totient is φ = 66900516.

The previous prime is 133801009. The next prime is 133801037. The reversal of 133801034 is 430108331.

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 only one way, i.e., 90307009 + 43494025 = 9503^2 + 6595^2 .

It is not an unprimeable number, because it can be changed into a prime (133801037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33450257 + ... + 33450260.

Almost surely, 2^133801034 is an apocalyptic number.

133801034 is a deficient number, since it is larger than the sum of its proper divisors (66900520).

133801034 is an equidigital number, since it uses as much as digits as its factorization.

133801034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66900519.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 133801034 is about 11567.2396880155. The cubic root of 133801034 is about 511.4695969013.

Adding to 133801034 its reverse (430108331), we get a palindrome (563909365).

The spelling of 133801034 in words is "one hundred thirty-three million, eight hundred one thousand, thirty-four".