1422521362987 has 2 divisors, whose sum is σ = 1422521362988. Its totient is φ = 1422521362986.

The previous prime is 1422521362937. The next prime is 1422521363071. The reversal of 1422521362987 is 7892631252241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1422521362987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1422521362937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711260681493 + 711260681494.

It is an arithmetic number, because the mean of its divisors is an integer number (711260681494).

Almost surely, 2^{1422521362987} is an apocalyptic number.

1422521362987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422521362987 is an equidigital number, since it uses as much as digits as its factorization.

1422521362987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 52.

The spelling of 1422521362987 in words is "one trillion, four hundred twenty-two billion, five hundred twenty-one million, three hundred sixty-two thousand, nine hundred eighty-seven".