11970258397 has 2 divisors, whose sum is σ = 11970258398. Its totient is φ = 11970258396.

The previous prime is 11970258371. The next prime is 11970258473. The reversal of 11970258397 is 79385207911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8037839716 + 3932418681 = 89654^2 + 62709^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11970258397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11970258697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5985129198 + 5985129199.

It is an arithmetic number, because the mean of its divisors is an integer number (5985129199).

Almost surely, 2^11970258397 is an apocalyptic number.

It is an amenable number.

11970258397 is a deficient number, since it is larger than the sum of its proper divisors (1).

11970258397 is an equidigital number, since it uses as much as digits as its factorization.

11970258397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 952560, while the sum is 52.

The spelling of 11970258397 in words is "eleven billion, nine hundred seventy million, two hundred fifty-eight thousand, three hundred ninety-seven".