1429329557 has 2 divisors, whose sum is σ = 1429329558. Its totient is φ = 1429329556.

The previous prime is 1429329529. The next prime is 1429329569. The reversal of 1429329557 is 7559239241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 763637956 + 665691601 = 27634^2 + 25801^2 .

It is a cyclic number.

It is not a de Polignac number, because 1429329557 - 2²⁴ = 1412552341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1429329257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714664778 + 714664779.

It is an arithmetic number, because the mean of its divisors is an integer number (714664779).

Almost surely, 2^1429329557 is an apocalyptic number.

It is an amenable number.

1429329557 is a deficient number, since it is larger than the sum of its proper divisors (1).

1429329557 is an equidigital number, since it uses as much as digits as its factorization.

1429329557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 680400, while the sum is 47.

The square root of 1429329557 is about 37806.4750671099. The cubic root of 1429329557 is about 1126.4470746693.

The spelling of 1429329557 in words is "one billion, four hundred twenty-nine million, three hundred twenty-nine thousand, five hundred fifty-seven".