1420671120 has 160 divisors (see below), whose sum is σ = 4849511040. Its totient is φ = 341176320.

The previous prime is 1420671103. The next prime is 1420671127. The reversal of 1420671120 is 211760241.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1420671127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285292 + ... + 290228.

It is an arithmetic number, because the mean of its divisors is an integer number (30309444).

Almost surely, 2^1420671120 is an apocalyptic number.

1420671120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1420671120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2424755520).

1420671120 is an abundant number, since it is smaller than the sum of its proper divisors (3428839920).

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

1420671120 is a wasteful number, since it uses less digits than its factorization.

1420671120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5073 (or 5067 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 1420671120 is about 37691.7911487369. The cubic root of 1420671120 is about 1124.1679101407.

The spelling of 1420671120 in words is "one billion, four hundred twenty million, six hundred seventy-one thousand, one hundred twenty".