994172000737 has 2 divisors, whose sum is σ = 994172000738. Its totient is φ = 994172000736.

The previous prime is 994172000707. The next prime is 994172000753. The reversal of 994172000737 is 737000271499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 972434626641 + 21737374096 = 986121^2 + 147436^2 .

It is a cyclic number.

It is not a de Polignac number, because 994172000737 - 2⁷ = 994172000609 is a prime.

It is not a weakly prime, because it can be changed into another prime (994172000707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497086000368 + 497086000369.

It is an arithmetic number, because the mean of its divisors is an integer number (497086000369).

Almost surely, 2^994172000737 is an apocalyptic number.

It is an amenable number.

994172000737 is a deficient number, since it is larger than the sum of its proper divisors (1).

994172000737 is an equidigital number, since it uses as much as digits as its factorization.

994172000737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 666792, while the sum is 49.

The spelling of 994172000737 in words is "nine hundred ninety-four billion, one hundred seventy-two million, seven hundred thirty-seven", and thus it is an aban number.