15061157 has 2 divisors, whose sum is σ = 15061158. Its totient is φ = 15061156.

The previous prime is 15061147. The next prime is 15061171. The reversal of 15061157 is 75116051.

15061157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8579041 + 6482116 = 2929^2 + 2546^2 .

It is a cyclic number.

It is not a de Polignac number, because 15061157 - 2¹⁶ = 14995621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15061117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7530578 + 7530579.

It is an arithmetic number, because the mean of its divisors is an integer number (7530579).

Almost surely, 2^15061157 is an apocalyptic number.

It is an amenable number.

15061157 is a deficient number, since it is larger than the sum of its proper divisors (1).

15061157 is an equidigital number, since it uses as much as digits as its factorization.

15061157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 15061157 is about 3880.8706497383. The cubic root of 15061157 is about 246.9559221340.

The spelling of 15061157 in words is "fifteen million, sixty-one thousand, one hundred fifty-seven".