1429703197 has 6 divisors (see below), whose sum is σ = 1539827198. Its totient is φ = 1319600184.

The previous prime is 1429703159. The next prime is 1429703243. The reversal of 1429703197 is 7913079241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 989794521 + 439908676 = 31461^2 + 20974^2 .

It is not a de Polignac number, because 1429703197 - 2²⁷ = 1295485469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429703117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131088 + ... + 141574.

Almost surely, 2^1429703197 is an apocalyptic number.

It is an amenable number.

1429703197 is a deficient number, since it is larger than the sum of its proper divisors (110124001).

1429703197 is an frugal number, since it uses more digits than its factorization.

1429703197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20987 (or 10500 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 1429703197 is about 37811.4162257909. The cubic root of 1429703197 is about 1126.5452206879.

The spelling of 1429703197 in words is "one billion, four hundred twenty-nine million, seven hundred three thousand, one hundred ninety-seven".