11613030220157 has 2 divisors, whose sum is σ = 11613030220158. Its totient is φ = 11613030220156.

The previous prime is 11613030220109. The next prime is 11613030220237. The reversal of 11613030220157 is 75102203031611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9742519932601 + 1870510287556 = 3121301^2 + 1367666^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11613030220157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11613030220457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5806515110078 + 5806515110079.

It is an arithmetic number, because the mean of its divisors is an integer number (5806515110079).

Almost surely, 2^{11613030220157} is an apocalyptic number.

It is an amenable number.

11613030220157 is a deficient number, since it is larger than the sum of its proper divisors (1).

11613030220157 is an equidigital number, since it uses as much as digits as its factorization.

11613030220157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

Adding to 11613030220157 its reverse (75102203031611), we get a palindrome (86715233251768).

The spelling of 11613030220157 in words is "eleven trillion, six hundred thirteen billion, thirty million, two hundred twenty thousand, one hundred fifty-seven".