298975078069 has 2 divisors, whose sum is σ = 298975078070. Its totient is φ = 298975078068.

The previous prime is 298975078057. The next prime is 298975078081. The reversal of 298975078069 is 960870579892.

It is a balanced prime because it is at equal distance from previous prime (298975078057) and next prime (298975078081).

It can be written as a sum of positive squares in only one way, i.e., 203270231025 + 95704847044 = 450855^2 + 309362^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298975078069 is a prime.

It is a super-2 number, since 2×298975078069² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 298975077989 and 298975078007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298975078769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149487539034 + 149487539035.

It is an arithmetic number, because the mean of its divisors is an integer number (149487539035).

Almost surely, 2^298975078069 is an apocalyptic number.

It is an amenable number.

298975078069 is a deficient number, since it is larger than the sum of its proper divisors (1).

298975078069 is an equidigital number, since it uses as much as digits as its factorization.

298975078069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 137168640, while the sum is 70.

The spelling of 298975078069 in words is "two hundred ninety-eight billion, nine hundred seventy-five million, seventy-eight thousand, sixty-nine".