133051477 has 8 divisors (see below), whose sum is σ = 143410176. Its totient is φ = 122710512.

The previous prime is 133051463. The next prime is 133051483. The reversal of 133051477 is 774150331.

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 133051477 - 2¹⁵ = 133018709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133051447) 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, 14028 + ... + 21514.

It is an arithmetic number, because the mean of its divisors is an integer number (17926272).

Almost surely, 2^133051477 is an apocalyptic number.

It is an amenable number.

133051477 is a deficient number, since it is larger than the sum of its proper divisors (10358699).

133051477 is a wasteful number, since it uses less digits than its factorization.

133051477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8867.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 133051477 is about 11534.7941897548. The cubic root of 133051477 is about 510.5127190281.

The spelling of 133051477 in words is "one hundred thirty-three million, fifty-one thousand, four hundred seventy-seven".