1421033329987 has 2 divisors, whose sum is σ = 1421033329988. Its totient is φ = 1421033329986.

The previous prime is 1421033329931. The next prime is 1421033330027. The reversal of 1421033329987 is 7899233301241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1421033329987 - 2¹⁵ = 1421033297219 is a prime.

It is not a weakly prime, because it can be changed into another prime (1421033329087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710516664993 + 710516664994.

It is an arithmetic number, because the mean of its divisors is an integer number (710516664994).

Almost surely, 2^{1421033329987} is an apocalyptic number.

1421033329987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421033329987 is an equidigital number, since it uses as much as digits as its factorization.

1421033329987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 1421033329987 in words is "one trillion, four hundred twenty-one billion, thirty-three million, three hundred twenty-nine thousand, nine hundred eighty-seven".