8997769037 has 2 divisors, whose sum is σ = 8997769038. Its totient is φ = 8997769036.

The previous prime is 8997769009. The next prime is 8997769057. The reversal of 8997769037 is 7309677998.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8713475716 + 284293321 = 93346^2 + 16861^2 .

It is a cyclic number.

It is not a de Polignac number, because 8997769037 - 2⁶ = 8997768973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8997769057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4498884518 + 4498884519.

It is an arithmetic number, because the mean of its divisors is an integer number (4498884519).

Almost surely, 2^8997769037 is an apocalyptic number.

It is an amenable number.

8997769037 is a deficient number, since it is larger than the sum of its proper divisors (1).

8997769037 is an equidigital number, since it uses as much as digits as its factorization.

8997769037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36006768, while the sum is 65.

The square root of 8997769037 is about 94856.5708688650. The cubic root of 8997769037 is about 2079.9119351429.

The spelling of 8997769037 in words is "eight billion, nine hundred ninety-seven million, seven hundred sixty-nine thousand, thirty-seven".