1421343027747 has 40 divisors (see below), whose sum is σ = 2229239192400. Its totient is φ = 901232329536.

The previous prime is 1421343027737. The next prime is 1421343027761. The reversal of 1421343027747 is 7477203431241.

1421343027747 is a `hidden beast` number, since 14 + 21 + 343 + 0 + 277 + 4 + 7 = 666.

It is not a de Polignac number, because 1421343027747 - 2⁸ = 1421343027491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1421343027737) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4358172 + ... + 4672937.

It is an arithmetic number, because the mean of its divisors is an integer number (55730979810).

Almost surely, 2^{1421343027747} is an apocalyptic number.

1421343027747 is a deficient number, since it is larger than the sum of its proper divisors (807896164653).

1421343027747 is an equidigital number, since it uses as much as digits as its factorization.

1421343027747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9031217 (or 9031208 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

Adding to 1421343027747 its reverse (7477203431241), we get a palindrome (8898546458988).

The spelling of 1421343027747 in words is "one trillion, four hundred twenty-one billion, three hundred forty-three million, twenty-seven thousand, seven hundred forty-seven".