1029397429 has 8 divisors (see below), whose sum is σ = 1049721120. Its totient is φ = 1009107216.

The previous prime is 1029397399. The next prime is 1029397433. The reversal of 1029397429 is 9247939201.

It is a happy number.

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 1029397429 - 2⁷ = 1029397301 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 (1029397469) 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, 59014 + ... + 74440.

It is an arithmetic number, because the mean of its divisors is an integer number (131215140).

Almost surely, 2^1029397429 is an apocalyptic number.

It is an amenable number.

1029397429 is a deficient number, since it is larger than the sum of its proper divisors (20323691).

1029397429 is a wasteful number, since it uses less digits than its factorization.

1029397429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16739.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 1029397429 is about 32084.2239893690. The cubic root of 1029397429 is about 1009.7046579512.

The spelling of 1029397429 in words is "one billion, twenty-nine million, three hundred ninety-seven thousand, four hundred twenty-nine".