20014540133 has 4 divisors (see below), whose sum is σ = 22873760160. Its totient is φ = 17155320108.

The previous prime is 20014540109. The next prime is 20014540157. The reversal of 20014540133 is 33104541002.

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 an interprime number because it is at equal distance from previous prime (20014540109) and next prime (20014540157).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20014540133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20014540099 and 20014540108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20014540163) 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, 1429610003 + ... + 1429610016.

It is an arithmetic number, because the mean of its divisors is an integer number (5718440040).

Almost surely, 2^20014540133 is an apocalyptic number.

It is an amenable number.

20014540133 is a deficient number, since it is larger than the sum of its proper divisors (2859220027).

20014540133 is an equidigital number, since it uses as much as digits as its factorization.

20014540133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859220026.

The product of its (nonzero) digits is 1440, while the sum is 23.

The spelling of 20014540133 in words is "twenty billion, fourteen million, five hundred forty thousand, one hundred thirty-three".