133465377 has 16 divisors (see below), whose sum is σ = 182557760. Its totient is φ = 86702400.

The previous prime is 133465369. The next prime is 133465393. The reversal of 133465377 is 773564331.

It is a happy number.

It is not a de Polignac number, because 133465377 - 2³ = 133465369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133465357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16602 + ... + 23292.

It is an arithmetic number, because the mean of its divisors is an integer number (11409860).

Almost surely, 2^133465377 is an apocalyptic number.

It is an amenable number.

133465377 is a deficient number, since it is larger than the sum of its proper divisors (49092383).

133465377 is a wasteful number, since it uses less digits than its factorization.

133465377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6864.

The product of its digits is 158760, while the sum is 39.

The square root of 133465377 is about 11552.7216273915. The cubic root of 133465377 is about 511.0415431342.

The spelling of 133465377 in words is "one hundred thirty-three million, four hundred sixty-five thousand, three hundred seventy-seven".