20295160939 has 2 divisors, whose sum is σ = 20295160940. Its totient is φ = 20295160938.

The previous prime is 20295160871. The next prime is 20295160943. The reversal of 20295160939 is 93906159202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20295160939 - 2¹³ = 20295152747 is a prime.

It is a super-2 number, since 2×20295160939² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20295160979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10147580469 + 10147580470.

It is an arithmetic number, because the mean of its divisors is an integer number (10147580470).

Almost surely, 2^20295160939 is an apocalyptic number.

20295160939 is a deficient number, since it is larger than the sum of its proper divisors (1).

20295160939 is an equidigital number, since it uses as much as digits as its factorization.

20295160939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 46.

The spelling of 20295160939 in words is "twenty billion, two hundred ninety-five million, one hundred sixty thousand, nine hundred thirty-nine".