1421421354 has 24 divisors (see below), whose sum is σ = 3080806560. Its totient is φ = 473644008.

The previous prime is 1421421347. The next prime is 1421421371. The reversal of 1421421354 is 4531241241.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47587 + ... + 71465.

It is an arithmetic number, because the mean of its divisors is an integer number (128366940).

Almost surely, 2^1421421354 is an apocalyptic number.

1421421354 is an abundant number, since it is smaller than the sum of its proper divisors (1659385206).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1421421354 is a wasteful number, since it uses less digits than its factorization.

1421421354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27194 (or 27191 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 1421421354 is about 37701.7420552420. The cubic root of 1421421354 is about 1124.3657604288.

Adding to 1421421354 its reverse (4531241241), we get a palindrome (5952662595).

The spelling of 1421421354 in words is "one billion, four hundred twenty-one million, four hundred twenty-one thousand, three hundred fifty-four".