61148365 has 16 divisors (see below), whose sum is σ = 79041600. Its totient is φ = 45263232.

The previous prime is 61148359. The next prime is 61148393. The reversal of 61148365 is 56384116.

It is a happy number.

61148365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 61148365 - 2³ = 61148357 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61148365.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 3400 + ... + 11569.

It is an arithmetic number, because the mean of its divisors is an integer number (4940100).

Almost surely, 2^61148365 is an apocalyptic number.

It is an amenable number.

61148365 is a deficient number, since it is larger than the sum of its proper divisors (17893235).

61148365 is a wasteful number, since it uses less digits than its factorization.

61148365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15036.

The product of its digits is 17280, while the sum is 34.

The square root of 61148365 is about 7819.7420034167. The cubic root of 61148365 is about 393.9686065842.

The spelling of 61148365 in words is "sixty-one million, one hundred forty-eight thousand, three hundred sixty-five".