79231601 has 2 divisors, whose sum is σ = 79231602. Its totient is φ = 79231600.

The previous prime is 79231597. The next prime is 79231657. The reversal of 79231601 is 10613297.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69472225 + 9759376 = 8335^2 + 3124^2 .

It is a cyclic number.

It is not a de Polignac number, because 79231601 - 2² = 79231597 is a prime.

It is not a weakly prime, because it can be changed into another prime (79233601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39615800 + 39615801.

It is an arithmetic number, because the mean of its divisors is an integer number (39615801).

Almost surely, 2^79231601 is an apocalyptic number.

It is an amenable number.

79231601 is a deficient number, since it is larger than the sum of its proper divisors (1).

79231601 is an equidigital number, since it uses as much as digits as its factorization.

79231601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 79231601 is about 8901.2134566024. The cubic root of 79231601 is about 429.5029428663.

Adding to 79231601 its reverse (10613297), we get a palindrome (89844898).

The spelling of 79231601 in words is "seventy-nine million, two hundred thirty-one thousand, six hundred one".