1421052034511 has 4 divisors (see below), whose sum is σ = 1426948516224. Its totient is φ = 1415155552800.

The previous prime is 1421052034471. The next prime is 1421052034543. The reversal of 1421052034511 is 1154302501241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1421052034511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421052034211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2948240495 + ... + 2948240976.

It is an arithmetic number, because the mean of its divisors is an integer number (356737129056).

Almost surely, 2^{1421052034511} is an apocalyptic number.

1421052034511 is a deficient number, since it is larger than the sum of its proper divisors (5896481713).

1421052034511 is an equidigital number, since it uses as much as digits as its factorization.

1421052034511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5896481712.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 1421052034511 its reverse (1154302501241), we get a palindrome (2575354535752).

The spelling of 1421052034511 in words is "one trillion, four hundred twenty-one billion, fifty-two million, thirty-four thousand, five hundred eleven".