133525105499 has 8 divisors (see below), whose sum is σ = 133951482432. Its totient is φ = 133099269120.

The previous prime is 133525105433. The next prime is 133525105529. The reversal of 133525105499 is 994501525331.

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 133525105499 - 2²⁰ = 133524056923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133525105799) 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, 362597 + ... + 631289.

It is an arithmetic number, because the mean of its divisors is an integer number (16743935304).

Almost surely, 2^133525105499 is an apocalyptic number.

133525105499 is a deficient number, since it is larger than the sum of its proper divisors (426376933).

133525105499 is a wasteful number, since it uses less digits than its factorization.

133525105499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270277.

The product of its (nonzero) digits is 729000, while the sum is 47.

The spelling of 133525105499 in words is "one hundred thirty-three billion, five hundred twenty-five million, one hundred five thousand, four hundred ninety-nine".