1421043088 has 10 divisors (see below), whose sum is σ = 2753271014. Its totient is φ = 710521536.

The previous prime is 1421043047. The next prime is 1421043089. The reversal of 1421043088 is 8803401241.

It can be written as a sum of positive squares in only one way, i.e., 995528704 + 425514384 = 31552^2 + 20628^2 .

It is not an unprimeable number, because it can be changed into a prime (1421043089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44407581 + ... + 44407612.

Almost surely, 2^1421043088 is an apocalyptic number.

It is an amenable number.

1421043088 is a deficient number, since it is larger than the sum of its proper divisors (1332227926).

1421043088 is an equidigital number, since it uses as much as digits as its factorization.

1421043088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88815201 (or 88815195 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 1421043088 is about 37696.7251628043. The cubic root of 1421043088 is about 1124.2660135403.

The spelling of 1421043088 in words is "one billion, four hundred twenty-one million, forty-three thousand, eighty-eight".