1421115976967 has 2 divisors, whose sum is σ = 1421115976968. Its totient is φ = 1421115976966.

The previous prime is 1421115976963. The next prime is 1421115977009. The reversal of 1421115976967 is 7696795111241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1421115976967 - 2² = 1421115976963 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1421115976963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710557988483 + 710557988484.

It is an arithmetic number, because the mean of its divisors is an integer number (710557988484).

Almost surely, 2^{1421115976967} is an apocalyptic number.

1421115976967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421115976967 is an equidigital number, since it uses as much as digits as its factorization.

1421115976967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5715360, while the sum is 59.

The spelling of 1421115976967 in words is "one trillion, four hundred twenty-one billion, one hundred fifteen million, nine hundred seventy-six thousand, nine hundred sixty-seven".