1420134210 has 96 divisors (see below), whose sum is σ = 4041767808. Its totient is φ = 343100160.

The previous prime is 1420134173. The next prime is 1420134239. The reversal of 1420134210 is 124310241.

1420134210 is a `hidden beast` number, since 1 + 420 + 1 + 34 + 210 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 307579 + ... + 312161.

It is an arithmetic number, because the mean of its divisors is an integer number (42101748).

Almost surely, 2^1420134210 is an apocalyptic number.

1420134210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1420134210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2020883904).

1420134210 is an abundant number, since it is smaller than the sum of its proper divisors (2621633598).

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

1420134210 is a wasteful number, since it uses less digits than its factorization.

1420134210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4920 (or 4917 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1420134210 is about 37684.6681025586. The cubic root of 1420134210 is about 1124.0262744879.

Adding to 1420134210 its reverse (124310241), we get a palindrome (1544444451).

The spelling of 1420134210 in words is "one billion, four hundred twenty million, one hundred thirty-four thousand, two hundred ten".