13611151 has 2 divisors, whose sum is σ = 13611152. Its totient is φ = 13611150.

The previous prime is 13611133. The next prime is 13611173. The reversal of 13611151 is 15111631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13611151 - 2⁵ = 13611119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13611181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6805575 + 6805576.

It is an arithmetic number, because the mean of its divisors is an integer number (6805576).

Almost surely, 2^13611151 is an apocalyptic number.

13611151 is a deficient number, since it is larger than the sum of its proper divisors (1).

13611151 is an equidigital number, since it uses as much as digits as its factorization.

13611151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90, while the sum is 19.

The square root of 13611151 is about 3689.3293428481. The cubic root of 13611151 is about 238.7618584609.

Adding to 13611151 its reverse (15111631), we get a palindrome (28722782).

The spelling of 13611151 in words is "thirteen million, six hundred eleven thousand, one hundred fifty-one".