434251121 has 2 divisors, whose sum is σ = 434251122. Its totient is φ = 434251120.

The previous prime is 434251117. The next prime is 434251141. The reversal of 434251121 is 121152434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 434138896 + 112225 = 20836^2 + 335^2 .

It is a cyclic number.

It is not a de Polignac number, because 434251121 - 2² = 434251117 is a prime.

It is a super-3 number, since 3×434251121³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (434251141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217125560 + 217125561.

It is an arithmetic number, because the mean of its divisors is an integer number (217125561).

Almost surely, 2^434251121 is an apocalyptic number.

It is an amenable number.

434251121 is a deficient number, since it is larger than the sum of its proper divisors (1).

434251121 is an equidigital number, since it uses as much as digits as its factorization.

434251121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 23.

The square root of 434251121 is about 20838.6928812726. The cubic root of 434251121 is about 757.2634273788.

The spelling of 434251121 in words is "four hundred thirty-four million, two hundred fifty-one thousand, one hundred twenty-one".