1429143320 has 32 divisors (see below), whose sum is σ = 3507898320. Its totient is φ = 519688320.

The previous prime is 1429143283. The next prime is 1429143323. The reversal of 1429143320 is 233419241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429143323) 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, 1623587 + ... + 1624466.

Almost surely, 2^1429143320 is an apocalyptic number.

1429143320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1429143320 is an abundant number, since it is smaller than the sum of its proper divisors (2078755000).

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

1429143320 is a wasteful number, since it uses less digits than its factorization.

1429143320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248075 (or 3248071 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1429143320 is about 37804.0119564048. The cubic root of 1429143320 is about 1126.3981484123.

The spelling of 1429143320 in words is "one billion, four hundred twenty-nine million, one hundred forty-three thousand, three hundred twenty".