79194061 has 2 divisors, whose sum is σ = 79194062. Its totient is φ = 79194060.

The previous prime is 79194019. The next prime is 79194077. The reversal of 79194061 is 16049197.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66096900 + 13097161 = 8130^2 + 3619^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79194061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79194061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79194161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39597030 + 39597031.

It is an arithmetic number, because the mean of its divisors is an integer number (39597031).

Almost surely, 2^79194061 is an apocalyptic number.

It is an amenable number.

79194061 is a deficient number, since it is larger than the sum of its proper divisors (1).

79194061 is an equidigital number, since it uses as much as digits as its factorization.

79194061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 79194061 is about 8899.1045055107. The cubic root of 79194061 is about 429.4350991971.

The spelling of 79194061 in words is "seventy-nine million, one hundred ninety-four thousand, sixty-one".