61167125 has 8 divisors (see below), whose sum is σ = 76336728. Its totient is φ = 48933600.

The previous prime is 61167107. The next prime is 61167131. The reversal of 61167125 is 52176116.

61167125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2292196 + 58874929 = 1514^2 + 7673^2 .

It is not a de Polignac number, because 61167125 - 2¹² = 61163029 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 7 ways as a sum of consecutive naturals, for example, 244544 + ... + 244793.

It is an arithmetic number, because the mean of its divisors is an integer number (9542091).

Almost surely, 2^61167125 is an apocalyptic number.

It is an amenable number.

61167125 is a deficient number, since it is larger than the sum of its proper divisors (15169603).

61167125 is an equidigital number, since it uses as much as digits as its factorization.

61167125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489352 (or 489342 counting only the distinct ones).

The product of its digits is 2520, while the sum is 29.

The square root of 61167125 is about 7820.9414394944. The cubic root of 61167125 is about 394.0088916371.

The spelling of 61167125 in words is "sixty-one million, one hundred sixty-seven thousand, one hundred twenty-five".