133113077 has 8 divisors (see below), whose sum is σ = 141312600. Its totient is φ = 124954624.

The previous prime is 133113061. The next prime is 133113109. The reversal of 133113077 is 770311331.

It can be written as a sum of positive squares in 4 ways, for example, as 46362481 + 86750596 = 6809^2 + 9314^2 .

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

It is not a de Polignac number, because 133113077 - 2⁴ = 133113061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133113577) 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, 3452 + ... + 16677.

It is an arithmetic number, because the mean of its divisors is an integer number (17664075).

Almost surely, 2^133113077 is an apocalyptic number.

133113077 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

133113077 is a deficient number, since it is larger than the sum of its proper divisors (8199523).

133113077 is a wasteful number, since it uses less digits than its factorization.

133113077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20535.

The product of its (nonzero) digits is 1323, while the sum is 26.

The square root of 133113077 is about 11537.4640627826. The cubic root of 133113077 is about 510.5914923777.

The spelling of 133113077 in words is "one hundred thirty-three million, one hundred thirteen thousand, seventy-seven".