11381625097 has 2 divisors, whose sum is σ = 11381625098. Its totient is φ = 11381625096.

The previous prime is 11381625071. The next prime is 11381625163. The reversal of 11381625097 is 79052618311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7163252496 + 4218372601 = 84636^2 + 64949^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11381625097 is a prime.

It is not a weakly prime, because it can be changed into another prime (11381685097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5690812548 + 5690812549.

It is an arithmetic number, because the mean of its divisors is an integer number (5690812549).

Almost surely, 2^11381625097 is an apocalyptic number.

It is an amenable number.

11381625097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11381625097 is an equidigital number, since it uses as much as digits as its factorization.

11381625097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 11381625097 in words is "eleven billion, three hundred eighty-one million, six hundred twenty-five thousand, ninety-seven".