90130231430297 has 2 divisors, whose sum is σ = 90130231430298. Its totient is φ = 90130231430296.

The previous prime is 90130231430249. The next prime is 90130231430339. The reversal of 90130231430297 is 79203413203109.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89646356766976 + 483874663321 = 9468176^2 + 695611^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90130231430297 is a prime.

It is not a weakly prime, because it can be changed into another prime (90130231430207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45065115715148 + 45065115715149.

It is an arithmetic number, because the mean of its divisors is an integer number (45065115715149).

Almost surely, 2^{90130231430297} is an apocalyptic number.

It is an amenable number.

90130231430297 is a deficient number, since it is larger than the sum of its proper divisors (1).

90130231430297 is an equidigital number, since it uses as much as digits as its factorization.

90130231430297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 44.

The spelling of 90130231430297 in words is "ninety trillion, one hundred thirty billion, two hundred thirty-one million, four hundred thirty thousand, two hundred ninety-seven".