1421414154 has 24 divisors (see below), whose sum is σ = 3098178720. Its totient is φ = 470966568.

The previous prime is 1421414147. The next prime is 1421414219. The reversal of 1421414154 is 4514141241.

It is a happy number.

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, 233424 + ... + 239435.

It is an arithmetic number, because the mean of its divisors is an integer number (129090780).

Almost surely, 2^1421414154 is an apocalyptic number.

1421414154 is an abundant number, since it is smaller than the sum of its proper divisors (1676764566).

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

1421414154 is a wasteful number, since it uses less digits than its factorization.

1421414154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473034 (or 473031 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

The square root of 1421414154 is about 37701.6465688171. The cubic root of 1421414154 is about 1124.3638619894.

Adding to 1421414154 its reverse (4514141241), we get a palindrome (5935555395).

The spelling of 1421414154 in words is "one billion, four hundred twenty-one million, four hundred fourteen thousand, one hundred fifty-four".