61150535 has 4 divisors (see below), whose sum is σ = 73380648. Its totient is φ = 48920424.

The previous prime is 61150489. The next prime is 61150553. The reversal of 61150535 is 53505116.

61150535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61150535 - 2⁶ = 61150471 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 6115049 + ... + 6115058.

It is an arithmetic number, because the mean of its divisors is an integer number (18345162).

Almost surely, 2^61150535 is an apocalyptic number.

61150535 is a deficient number, since it is larger than the sum of its proper divisors (12230113).

61150535 is a wasteful number, since it uses less digits than its factorization.

61150535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12230112.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 61150535 is about 7819.8807535665. The cubic root of 61150535 is about 393.9732668438.

The spelling of 61150535 in words is "sixty-one million, one hundred fifty thousand, five hundred thirty-five".