11372558297 has 2 divisors, whose sum is σ = 11372558298.
Its totient is φ = 11372558296.
The previous prime is 11372558251. The next prime is 11372558299. The reversal of 11372558297 is 79285527311.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8972636176 + 2399922121 = 94724^2 + 48989^2
It is a cyclic number.
It is not a de Polignac number, because 11372558297 - 214 = 11372541913 is a prime.
Together with 11372558299, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (11372558299) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5686279148 + 5686279149.
It is an arithmetic number, because the mean of its divisors is an integer number (5686279149).
Almost surely, 211372558297 is an apocalyptic number.
It is an amenable number.
11372558297 is a deficient number, since it is larger than the sum of its proper divisors (1).
11372558297 is an equidigital number, since it uses as much as digits as its factorization.
11372558297 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1058400, while the sum is 50.
The spelling of 11372558297 in words is "eleven billion, three hundred seventy-two million, five hundred fifty-eight thousand, two hundred ninety-seven".