712600061 has 2 divisors, whose sum is σ = 712600062. Its totient is φ = 712600060.

The previous prime is 712600051. The next prime is 712600079. The reversal of 712600061 is 160006217.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 707240836 + 5359225 = 26594^2 + 2315^2 .

It is a cyclic number.

It is not a de Polignac number, because 712600061 - 2²² = 708405757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (712600001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356300030 + 356300031.

It is an arithmetic number, because the mean of its divisors is an integer number (356300031).

Almost surely, 2^712600061 is an apocalyptic number.

It is an amenable number.

712600061 is a deficient number, since it is larger than the sum of its proper divisors (1).

712600061 is an equidigital number, since it uses as much as digits as its factorization.

712600061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 712600061 is about 26694.5698785352. The cubic root of 712600061 is about 893.1998025552.

Adding to 712600061 its reverse (160006217), we get a palindrome (872606278).

The spelling of 712600061 in words is "seven hundred twelve million, six hundred thousand, sixty-one".