133540663297 has 16 divisors (see below), whose sum is σ = 142479993600. Its totient is φ = 124795382400.

The previous prime is 133540663283. The next prime is 133540663337. The reversal of 133540663297 is 792366045331.

It is a cyclic number.

It is not a de Polignac number, because 133540663297 - 2¹¹ = 133540661249 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133540663297.

It is not an unprimeable number, because it can be changed into a prime (133540661297) 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, 1606047 + ... + 1687147.

It is an arithmetic number, because the mean of its divisors is an integer number (8904999600).

Almost surely, 2^133540663297 is an apocalyptic number.

It is an amenable number.

133540663297 is a deficient number, since it is larger than the sum of its proper divisors (8939330303).

133540663297 is a wasteful number, since it uses less digits than its factorization.

133540663297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82296.

The product of its (nonzero) digits is 2449440, while the sum is 49.

The spelling of 133540663297 in words is "one hundred thirty-three billion, five hundred forty million, six hundred sixty-three thousand, two hundred ninety-seven".