133053501 has 16 divisors (see below), whose sum is σ = 203154048. Its totient is φ = 75878400.

The previous prime is 133053463. The next prime is 133053527. The reversal of 133053501 is 105350331.

It is a happy number.

It is not a de Polignac number, because 133053501 - 2⁹ = 133052989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133053001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4861 + ... + 17021.

It is an arithmetic number, because the mean of its divisors is an integer number (12697128).

Almost surely, 2^133053501 is an apocalyptic number.

It is an amenable number.

133053501 is a deficient number, since it is larger than the sum of its proper divisors (70100547).

133053501 is a wasteful number, since it uses less digits than its factorization.

133053501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12692.

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 133053501 is about 11534.8819239730. The cubic root of 133053501 is about 510.5153076815.

The spelling of 133053501 in words is "one hundred thirty-three million, fifty-three thousand, five hundred one".