133543512903 has 16 divisors (see below), whose sum is σ = 188549030880. Its totient is φ = 83784446976.

The previous prime is 133543512857. The next prime is 133543512931. The reversal of 133543512903 is 309215345331.

It is not a de Polignac number, because 133543512903 - 2¹³ = 133543504711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133543512103) 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, 482193 + ... + 706821.

It is an arithmetic number, because the mean of its divisors is an integer number (11784314430).

Almost surely, 2^133543512903 is an apocalyptic number.

133543512903 is a deficient number, since it is larger than the sum of its proper divisors (55005517977).

133543512903 is a wasteful number, since it uses less digits than its factorization.

133543512903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236306.

The product of its (nonzero) digits is 145800, while the sum is 39.

The spelling of 133543512903 in words is "one hundred thirty-three billion, five hundred forty-three million, five hundred twelve thousand, nine hundred three".