429504197 has 2 divisors, whose sum is σ = 429504198. Its totient is φ = 429504196.

The previous prime is 429504161. The next prime is 429504227. The reversal of 429504197 is 791405924.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 350400961 + 79103236 = 18719^2 + 8894^2 .

It is a cyclic number.

It is not a de Polignac number, because 429504197 - 2¹² = 429500101 is a prime.

It is a super-2 number, since 2×429504197² = 368947710481229618, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429504107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214752098 + 214752099.

It is an arithmetic number, because the mean of its divisors is an integer number (214752099).

Almost surely, 2^429504197 is an apocalyptic number.

It is an amenable number.

429504197 is a deficient number, since it is larger than the sum of its proper divisors (1).

429504197 is an equidigital number, since it uses as much as digits as its factorization.

429504197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 429504197 is about 20724.4830333594. The cubic root of 429504197 is about 754.4940235147.

The spelling of 429504197 in words is "four hundred twenty-nine million, five hundred four thousand, one hundred ninety-seven".