61190159 has 2 divisors, whose sum is σ = 61190160. Its totient is φ = 61190158.

The previous prime is 61190149. The next prime is 61190177. The reversal of 61190159 is 95109116.

It is a happy number.

61190159 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61190159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61190149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30595079 + 30595080.

It is an arithmetic number, because the mean of its divisors is an integer number (30595080).

Almost surely, 2^61190159 is an apocalyptic number.

61190159 is a deficient number, since it is larger than the sum of its proper divisors (1).

61190159 is an equidigital number, since it uses as much as digits as its factorization.

61190159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 32.

The square root of 61190159 is about 7822.4138857516. The cubic root of 61190159 is about 394.0583433747.

The spelling of 61190159 in words is "sixty-one million, one hundred ninety thousand, one hundred fifty-nine".