1451426138 has 8 divisors (see below), whose sum is σ = 2247369600. Its totient is φ = 702302940.

The previous prime is 1451426113. The next prime is 1451426161. The reversal of 1451426138 is 8316241541.

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

It is a junction number, because it is equal to n+sod(n) for n = 1451426098 and 1451426107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11704988 + ... + 11705111.

It is an arithmetic number, because the mean of its divisors is an integer number (280921200).

Almost surely, 2^1451426138 is an apocalyptic number.

1451426138 is a deficient number, since it is larger than the sum of its proper divisors (795943462).

1451426138 is a wasteful number, since it uses less digits than its factorization.

1451426138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23410132.

The product of its digits is 23040, while the sum is 35.

The square root of 1451426138 is about 38097.5870364515. The cubic root of 1451426138 is about 1132.2221493160. Note that the first 3 decimals are identical.

Adding to 1451426138 its reverse (8316241541), we get a palindrome (9767667679).

The spelling of 1451426138 in words is "one billion, four hundred fifty-one million, four hundred twenty-six thousand, one hundred thirty-eight".