712143407 has 2 divisors, whose sum is σ = 712143408. Its totient is φ = 712143406.

The previous prime is 712143361. The next prime is 712143431. The reversal of 712143407 is 704341217.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 712143407 - 2⁸ = 712143151 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 712143407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (712143007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356071703 + 356071704.

It is an arithmetic number, because the mean of its divisors is an integer number (356071704).

Almost surely, 2^712143407 is an apocalyptic number.

712143407 is a deficient number, since it is larger than the sum of its proper divisors (1).

712143407 is an equidigital number, since it uses as much as digits as its factorization.

712143407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 712143407 is about 26686.0151952291. The cubic root of 712143407 is about 893.0089660006.

The spelling of 712143407 in words is "seven hundred twelve million, one hundred forty-three thousand, four hundred seven".