61161050 has 24 divisors (see below), whose sum is σ = 116409216. Its totient is φ = 23894640.

The previous prime is 61161049. The next prime is 61161059. The reversal of 61161050 is 5016116.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (61161059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12074 + ... + 16373.

It is an arithmetic number, because the mean of its divisors is an integer number (4850384).

Almost surely, 2^61161050 is an apocalyptic number.

61161050 is a deficient number, since it is larger than the sum of its proper divisors (55248166).

61161050 is a wasteful number, since it uses less digits than its factorization.

61161050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28502 (or 28497 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 61161050 is about 7820.5530494972. The cubic root of 61161050 is about 393.9958471394.

Adding to 61161050 its reverse (5016116), we get a palindrome (66177166).

The spelling of 61161050 in words is "sixty-one million, one hundred sixty-one thousand, fifty".