1429611321 has 8 divisors (see below), whose sum is σ = 1909322464. Its totient is φ = 951487200.

The previous prime is 1429611307. The next prime is 1429611353. The reversal of 1429611321 is 1231169241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1429611321 - 2⁶ = 1429611257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1429611371) 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, 394651 + ... + 398256.

It is an arithmetic number, because the mean of its divisors is an integer number (238665308).

Almost surely, 2^1429611321 is an apocalyptic number.

It is an amenable number.

1429611321 is a deficient number, since it is larger than the sum of its proper divisors (479711143).

1429611321 is an equidigital number, since it uses as much as digits as its factorization.

1429611321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793511.

The product of its digits is 2592, while the sum is 30.

The square root of 1429611321 is about 37810.2012821937. The cubic root of 1429611321 is about 1126.5210887128.

The spelling of 1429611321 in words is "one billion, four hundred twenty-nine million, six hundred eleven thousand, three hundred twenty-one".