1421315504 has 40 divisors (see below), whose sum is σ = 3149703168. Its totient is φ = 608650560.

The previous prime is 1421315503. The next prime is 1421315509. The reversal of 1421315504 is 4055131241.

It is not an unprimeable number, because it can be changed into a prime (1421315503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160439 + ... + 169065.

Almost surely, 2^1421315504 is an apocalyptic number.

1421315504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1421315504 is an abundant number, since it is smaller than the sum of its proper divisors (1728387664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1421315504 is a wasteful number, since it uses less digits than its factorization.

1421315504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10113 (or 10107 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1421315504 is about 37700.3382478195. The cubic root of 1421315504 is about 1124.3378500864.

Adding to 1421315504 its reverse (4055131241), we get a palindrome (5476446745).

The spelling of 1421315504 in words is "one billion, four hundred twenty-one million, three hundred fifteen thousand, five hundred four".