1421234044 has 12 divisors (see below), whose sum is σ = 2487700600. Its totient is φ = 710462448.

The previous prime is 1421234039. The next prime is 1421234053. The reversal of 1421234044 is 4404321241.

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, 16554 + ... + 55825.

Almost surely, 2^1421234044 is an apocalyptic number.

It is an amenable number.

1421234044 is a deficient number, since it is larger than the sum of its proper divisors (1066466556).

1421234044 is a wasteful number, since it uses less digits than its factorization.

1421234044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77292 (or 77290 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1421234044 is about 37699.2578706796. The cubic root of 1421234044 is about 1124.3163699129.

Adding to 1421234044 its reverse (4404321241), we get a palindrome (5825555285).

The spelling of 1421234044 in words is "one billion, four hundred twenty-one million, two hundred thirty-four thousand, forty-four".