2014229451991 has 2 divisors, whose sum is σ = 2014229451992. Its totient is φ = 2014229451990.

The previous prime is 2014229451979. The next prime is 2014229452057. The reversal of 2014229451991 is 1991549224102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2014229451991 - 2¹³ = 2014229443799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2014229457991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1007114725995 + 1007114725996.

It is an arithmetic number, because the mean of its divisors is an integer number (1007114725996).

Almost surely, 2^{2014229451991} is an apocalyptic number.

2014229451991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2014229451991 is an equidigital number, since it uses as much as digits as its factorization.

2014229451991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 49.

The spelling of 2014229451991 in words is "two trillion, fourteen billion, two hundred twenty-nine million, four hundred fifty-one thousand, nine hundred ninety-one".