1434143020 has 12 divisors (see below), whose sum is σ = 3011700384. Its totient is φ = 573657200.

The previous prime is 1434142981. The next prime is 1434143021. The reversal of 1434143020 is 203414341.

It is a junction number, because it is equal to n+sod(n) for n = 1434142982 and 1434143000.

It is not an unprimeable number, because it can be changed into a prime (1434143021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35853556 + ... + 35853595.

It is an arithmetic number, because the mean of its divisors is an integer number (250975032).

Almost surely, 2^1434143020 is an apocalyptic number.

1434143020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1434143020 is an abundant number, since it is smaller than the sum of its proper divisors (1577557364).

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

1434143020 is a wasteful number, since it uses less digits than its factorization.

1434143020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71707160 (or 71707158 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1434143020 is about 37870.0808026600. The cubic root of 1434143020 is about 1127.7101461290.

Adding to 1434143020 its reverse (203414341), we get a palindrome (1637557361).

The spelling of 1434143020 in words is "one billion, four hundred thirty-four million, one hundred forty-three thousand, twenty".