79707461 has 2 divisors, whose sum is σ = 79707462. Its totient is φ = 79707460.

The previous prime is 79707437. The next prime is 79707491. The reversal of 79707461 is 16470797.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79316836 + 390625 = 8906^2 + 625^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79707461 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79707491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39853730 + 39853731.

It is an arithmetic number, because the mean of its divisors is an integer number (39853731).

Almost surely, 2^79707461 is an apocalyptic number.

It is an amenable number.

79707461 is a deficient number, since it is larger than the sum of its proper divisors (1).

79707461 is an equidigital number, since it uses as much as digits as its factorization.

79707461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 79707461 is about 8927.9035053029. The cubic root of 79707461 is about 430.3610830385.

The spelling of 79707461 in words is "seventy-nine million, seven hundred seven thousand, four hundred sixty-one".