11641160537 has 2 divisors, whose sum is σ = 11641160538. Its totient is φ = 11641160536.

The previous prime is 11641160491. The next prime is 11641160539. The reversal of 11641160537 is 73506114611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7034009161 + 4607151376 = 83869^2 + 67876^2 .

It is a cyclic number.

It is not a de Polignac number, because 11641160537 - 2¹² = 11641156441 is a prime.

It is a super-2 number, since 2×11641160537² (a number of 21 digits) contains 22 as substring.

Together with 11641160539, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11641160497 and 11641160506.

It is not a weakly prime, because it can be changed into another prime (11641160539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5820580268 + 5820580269.

It is an arithmetic number, because the mean of its divisors is an integer number (5820580269).

Almost surely, 2^11641160537 is an apocalyptic number.

It is an amenable number.

11641160537 is a deficient number, since it is larger than the sum of its proper divisors (1).

11641160537 is an equidigital number, since it uses as much as digits as its factorization.

11641160537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 11641160537 in words is "eleven billion, six hundred forty-one million, one hundred sixty thousand, five hundred thirty-seven".