1421365126 has 8 divisors (see below), whose sum is σ = 2143827504. Its totient is φ = 706755960.

The previous prime is 1421365111. The next prime is 1421365133. The reversal of 1421365126 is 6215631241.

It is a happy number.

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

It is a congruent number.

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, 1962850 + ... + 1963573.

It is an arithmetic number, because the mean of its divisors is an integer number (267978438).

Almost surely, 2^1421365126 is an apocalyptic number.

1421365126 is a deficient number, since it is larger than the sum of its proper divisors (722462378).

1421365126 is a wasteful number, since it uses less digits than its factorization.

1421365126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3926606.

The product of its digits is 8640, while the sum is 31.

The square root of 1421365126 is about 37700.9963528817. The cubic root of 1421365126 is about 1124.3509345009.

Adding to 1421365126 its reverse (6215631241), we get a palindrome (7636996367).

The spelling of 1421365126 in words is "one billion, four hundred twenty-one million, three hundred sixty-five thousand, one hundred twenty-six".