61075067 has 4 divisors (see below), whose sum is σ = 64667736. Its totient is φ = 57482400.

The previous prime is 61075061. The next prime is 61075087. The reversal of 61075067 is 76057016.

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 61075067 - 2¹⁰ = 61074043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61075061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1796309 + ... + 1796342.

It is an arithmetic number, because the mean of its divisors is an integer number (16166934).

Almost surely, 2^61075067 is an apocalyptic number.

61075067 is a deficient number, since it is larger than the sum of its proper divisors (3592669).

61075067 is a wasteful number, since it uses less digits than its factorization.

61075067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3592668.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 61075067 is about 7815.0538705757. The cubic root of 61075067 is about 393.8111280926.

The spelling of 61075067 in words is "sixty-one million, seventy-five thousand, sixty-seven".