1413278420 has 24 divisors (see below), whose sum is σ = 3036907104. Its totient is φ = 552164256.

The previous prime is 1413278417. The next prime is 1413278423. The reversal of 1413278420 is 248723141.

It is an interprime number because it is at equal distance from previous prime (1413278417) and next prime (1413278423).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1413278423) 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, 820814 + ... + 822533.

It is an arithmetic number, because the mean of its divisors is an integer number (126537796).

Almost surely, 2^1413278420 is an apocalyptic number.

1413278420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1413278420 is an abundant number, since it is smaller than the sum of its proper divisors (1623628684).

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

1413278420 is a wasteful number, since it uses less digits than its factorization.

1413278420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643399 (or 1643397 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 1413278420 is about 37593.5954651853. The cubic root of 1413278420 is about 1122.2145860925.

The spelling of 1413278420 in words is "one billion, four hundred thirteen million, two hundred seventy-eight thousand, four hundred twenty".