20132395919 has 2 divisors, whose sum is σ = 20132395920. Its totient is φ = 20132395918.

The previous prime is 20132395901. The next prime is 20132395993. The reversal of 20132395919 is 91959323102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20132395919 - 2³² = 15837428623 is a prime.

It is a super-2 number, since 2×20132395919² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20132395919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20132395319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066197959 + 10066197960.

It is an arithmetic number, because the mean of its divisors is an integer number (10066197960).

Almost surely, 2^20132395919 is an apocalyptic number.

20132395919 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132395919 is an equidigital number, since it uses as much as digits as its factorization.

20132395919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131220, while the sum is 44.

It can be divided in two parts, 2013 and 2395919, that added together give a palindrome (2397932).

The spelling of 20132395919 in words is "twenty billion, one hundred thirty-two million, three hundred ninety-five thousand, nine hundred nineteen".