61125406 has 8 divisors (see below), whose sum is σ = 94166280. Its totient is φ = 29736648.

The previous prime is 61125401. The next prime is 61125419. The reversal of 61125406 is 60452116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61125401) 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, 412936 + ... + 413083.

It is an arithmetic number, because the mean of its divisors is an integer number (11770785).

Almost surely, 2^61125406 is an apocalyptic number.

61125406 is a deficient number, since it is larger than the sum of its proper divisors (33040874).

61125406 is a wasteful number, since it uses less digits than its factorization.

61125406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826058.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 61125406 is about 7818.2738504097. The cubic root of 61125406 is about 393.9192934231.

The spelling of 61125406 in words is "sixty-one million, one hundred twenty-five thousand, four hundred six".