712529669 has 2 divisors, whose sum is σ = 712529670. Its totient is φ = 712529668.

The previous prime is 712529641. The next prime is 712529743. The reversal of 712529669 is 966925217.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445632100 + 266897569 = 21110^2 + 16337^2 .

It is a cyclic number.

It is not a de Polignac number, because 712529669 - 2¹⁶ = 712464133 is a prime.

It is a super-2 number, since 2×712529669² = 1015397058410499122, 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 (712529269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356264834 + 356264835.

It is an arithmetic number, because the mean of its divisors is an integer number (356264835).

Almost surely, 2^712529669 is an apocalyptic number.

It is an amenable number.

712529669 is a deficient number, since it is larger than the sum of its proper divisors (1).

712529669 is an equidigital number, since it uses as much as digits as its factorization.

712529669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 47.

The square root of 712529669 is about 26693.2513755818. The cubic root of 712529669 is about 893.1703909238.

The spelling of 712529669 in words is "seven hundred twelve million, five hundred twenty-nine thousand, six hundred sixty-nine".