434211131 has 2 divisors, whose sum is σ = 434211132. Its totient is φ = 434211130.

The previous prime is 434211061. The next prime is 434211157. The reversal of 434211131 is 131112434.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434211131 is a prime.

It is a super-2 number, since 2×434211131² = 377078612568598322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (434219131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217105565 + 217105566.

It is an arithmetic number, because the mean of its divisors is an integer number (217105566).

Almost surely, 2^434211131 is an apocalyptic number.

434211131 is a deficient number, since it is larger than the sum of its proper divisors (1).

434211131 is an equidigital number, since it uses as much as digits as its factorization.

434211131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 20.

The square root of 434211131 is about 20837.7333460240. The cubic root of 434211131 is about 757.2401813102.

Adding to 434211131 its reverse (131112434), we get a palindrome (565323565).

The spelling of 434211131 in words is "four hundred thirty-four million, two hundred eleven thousand, one hundred thirty-one".