1000136533 has 4 divisors (see below), whose sum is σ = 1091058048. Its totient is φ = 909215020.

The previous prime is 1000136513. The next prime is 1000136563. The reversal of 1000136533 is 3356310001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1000136533 - 2¹³ = 1000128341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000136513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45460741 + ... + 45460762.

It is an arithmetic number, because the mean of its divisors is an integer number (272764512).

Almost surely, 2^1000136533 is an apocalyptic number.

It is an amenable number.

1000136533 is a deficient number, since it is larger than the sum of its proper divisors (90921515).

1000136533 is an equidigital number, since it uses as much as digits as its factorization.

1000136533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90921514.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 1000136533 is about 31624.9353042817. The cubic root of 1000136533 is about 1000.0455089289.

Adding to 1000136533 its reverse (3356310001), we get a palindrome (4356446534).

The spelling of 1000136533 in words is "one billion, one hundred thirty-six thousand, five hundred thirty-three".