1421120551258 has 8 divisors (see below), whose sum is σ = 2131695642240. Its totient is φ = 710555337180.

The previous prime is 1421120551247. The next prime is 1421120551259. The reversal of 1421120551258 is 8521550211241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1421120551259) 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, 2098378 + ... + 2691733.

It is an arithmetic number, because the mean of its divisors is an integer number (266461955280).

Almost surely, 2^{1421120551258} is an apocalyptic number.

1421120551258 is a deficient number, since it is larger than the sum of its proper divisors (710575090982).

1421120551258 is a wasteful number, since it uses less digits than its factorization.

1421120551258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4938452.

The product of its (nonzero) digits is 32000, while the sum is 37.

Adding to 1421120551258 its reverse (8521550211241), we get a palindrome (9942670762499).

The spelling of 1421120551258 in words is "one trillion, four hundred twenty-one billion, one hundred twenty million, five hundred fifty-one thousand, two hundred fifty-eight".