1429221007 has 8 divisors (see below), whose sum is σ = 1495119600. Its totient is φ = 1364430144.

The previous prime is 1429220999. The next prime is 1429221011. The reversal of 1429221007 is 7001229241.

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

It is a cyclic number.

It is not a de Polignac number, because 1429221007 - 2³ = 1429220999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429221077) 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, 274293 + ... + 279454.

It is an arithmetic number, because the mean of its divisors is an integer number (186889950).

Almost surely, 2^1429221007 is an apocalyptic number.

1429221007 is a deficient number, since it is larger than the sum of its proper divisors (65898593).

1429221007 is an equidigital number, since it uses as much as digits as its factorization.

1429221007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553865.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 1429221007 is about 37805.0394392070. The cubic root of 1429221007 is about 1126.4185580535.

The spelling of 1429221007 in words is "one billion, four hundred twenty-nine million, two hundred twenty-one thousand, seven".