61261170 has 16 divisors (see below), whose sum is σ = 147026880. Its totient is φ = 16336304.

The previous prime is 61261169. The next prime is 61261199. The reversal of 61261170 is 7116216.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 61261170.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1020990 + ... + 1021049.

It is an arithmetic number, because the mean of its divisors is an integer number (9189180).

Almost surely, 2^61261170 is an apocalyptic number.

61261170 is an abundant number, since it is smaller than the sum of its proper divisors (85765710).

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

61261170 is a wasteful number, since it uses less digits than its factorization.

61261170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042049.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 61261170 is about 7826.9515138399. The cubic root of 61261170 is about 394.2107189632.

Adding to 61261170 its reverse (7116216), we get a palindrome (68377386).

The spelling of 61261170 in words is "sixty-one million, two hundred sixty-one thousand, one hundred seventy".