1421012041445 has 16 divisors (see below), whose sum is σ = 1734308737920. Its totient is φ = 1117417715904.

The previous prime is 1421012041433. The next prime is 1421012041507. The reversal of 1421012041445 is 5441402101241.

It is a cyclic number.

It is not a de Polignac number, because 1421012041445 - 2¹⁶ = 1421011975909 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, 2443472 + ... + 2968598.

It is an arithmetic number, because the mean of its divisors is an integer number (108394296120).

Almost surely, 2^{1421012041445} is an apocalyptic number.

It is an amenable number.

1421012041445 is a deficient number, since it is larger than the sum of its proper divisors (313296696475).

1421012041445 is an equidigital number, since it uses as much as digits as its factorization.

1421012041445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534364.

The product of its (nonzero) digits is 5120, while the sum is 29.

Adding to 1421012041445 its reverse (5441402101241), we get a palindrome (6862414142686).

The spelling of 1421012041445 in words is "one trillion, four hundred twenty-one billion, twelve million, forty-one thousand, four hundred forty-five".