797150737 has 2 divisors, whose sum is σ = 797150738. Its totient is φ = 797150736.

The previous prime is 797150713. The next prime is 797150747. The reversal of 797150737 is 737051797.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 777071376 + 20079361 = 27876^2 + 4481^2 .

It is an emirp because it is prime and its reverse (737051797) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 797150737 - 2²³ = 788762129 is a prime.

It is not a weakly prime, because it can be changed into another prime (797150747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398575368 + 398575369.

It is an arithmetic number, because the mean of its divisors is an integer number (398575369).

Almost surely, 2^797150737 is an apocalyptic number.

It is an amenable number.

797150737 is a deficient number, since it is larger than the sum of its proper divisors (1).

797150737 is an equidigital number, since it uses as much as digits as its factorization.

797150737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324135, while the sum is 46.

The square root of 797150737 is about 28233.8579900091. The cubic root of 797150737 is about 927.2143634543.

The spelling of 797150737 in words is "seven hundred ninety-seven million, one hundred fifty thousand, seven hundred thirty-seven".