1421413412 has 6 divisors (see below), whose sum is σ = 2487473478. Its totient is φ = 710706704.

The previous prime is 1421413369. The next prime is 1421413447. The reversal of 1421413412 is 2143141241.

It can be written as a sum of positive squares in only one way, i.e., 947654656 + 473758756 = 30784^2 + 21766^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177676673 + ... + 177676680.

It is an arithmetic number, because the mean of its divisors is an integer number (414578913).

Almost surely, 2^1421413412 is an apocalyptic number.

It is an amenable number.

1421413412 is a deficient number, since it is larger than the sum of its proper divisors (1066060066).

1421413412 is a wasteful number, since it uses less digits than its factorization.

1421413412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355353357 (or 355353355 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 1421413412 is about 37701.6367283968. The cubic root of 1421413412 is about 1124.3636663443.

Adding to 1421413412 its reverse (2143141241), we get a palindrome (3564554653).

The spelling of 1421413412 in words is "one billion, four hundred twenty-one million, four hundred thirteen thousand, four hundred twelve".