20132002991 has 2 divisors, whose sum is σ = 20132002992. Its totient is φ = 20132002990.

The previous prime is 20132002937. The next prime is 20132003039. The reversal of 20132002991 is 19920023102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20132002991 - 2¹⁴ = 20131986607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20132001991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066001495 + 10066001496.

It is an arithmetic number, because the mean of its divisors is an integer number (10066001496).

Almost surely, 2^20132002991 is an apocalyptic number.

20132002991 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132002991 is an equidigital number, since it uses as much as digits as its factorization.

20132002991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 20132002991 in words is "twenty billion, one hundred thirty-two million, two thousand, nine hundred ninety-one".