1420111443415 has 16 divisors (see below), whose sum is σ = 1947864038400. Its totient is φ = 973649388960.

The previous prime is 1420111443409. The next prime is 1420111443433. The reversal of 1420111443415 is 5143441110241.

It is not a de Polignac number, because 1420111443415 - 2¹⁵ = 1420111410647 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2699151 + ... + 3182080.

It is an arithmetic number, because the mean of its divisors is an integer number (121741502400).

Almost surely, 2^{1420111443415} is an apocalyptic number.

1420111443415 is a deficient number, since it is larger than the sum of its proper divisors (527752594985).

1420111443415 is an equidigital number, since it uses as much as digits as its factorization.

1420111443415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5888142.

The product of its (nonzero) digits is 7680, while the sum is 31.

Adding to 1420111443415 its reverse (5143441110241), we get a palindrome (6563552553656).

The spelling of 1420111443415 in words is "one trillion, four hundred twenty billion, one hundred eleven million, four hundred forty-three thousand, four hundred fifteen".