61150542 has 8 divisors (see below), whose sum is σ = 122301096. Its totient is φ = 20383512.

The previous prime is 61150489. The next prime is 61150553. The reversal of 61150542 is 24505116.

61150542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

61150542 is an admirable 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, 5095873 + ... + 5095884.

It is an arithmetic number, because the mean of its divisors is an integer number (15287637).

Almost surely, 2^61150542 is an apocalyptic number.

61150542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61150542 is a wasteful number, since it uses less digits than its factorization.

61150542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10191762.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 61150542 is about 7819.8812011437. The cubic root of 61150542 is about 393.9732818767.

Adding to 61150542 its reverse (24505116), we get a palindrome (85655658).

The spelling of 61150542 in words is "sixty-one million, one hundred fifty thousand, five hundred forty-two".