61035155 has 4 divisors (see below), whose sum is σ = 73242192. Its totient is φ = 48828120.

The previous prime is 61035137. The next prime is 61035157. The reversal of 61035155 is 55153016.

61035155 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 not a de Polignac number, because 61035155 - 2²⁰ = 59986579 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (61035157) 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 in 3 ways as a sum of consecutive naturals, for example, 6103511 + ... + 6103520.

It is an arithmetic number, because the mean of its divisors is an integer number (18310548).

Almost surely, 2^61035155 is an apocalyptic number.

61035155 is a deficient number, since it is larger than the sum of its proper divisors (12207037).

61035155 is a wasteful number, since it uses less digits than its factorization.

61035155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12207036.

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

The square root of 61035155 is about 7812.4999200000. The cubic root of 61035155 is about 393.7253254043.

The spelling of 61035155 in words is "sixty-one million, thirty-five thousand, one hundred fifty-five".