861150413 has 12 divisors (see below), whose sum is σ = 889874100. Its totient is φ = 833054976.

The previous prime is 861150401. The next prime is 861150463. The reversal of 861150413 is 314051168.

861150413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1605289 + 859545124 = 1267^2 + 29318^2 .

It is not a de Polignac number, because 861150413 - 2²² = 856956109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (861150463) 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, 280913 + ... + 283961.

It is an arithmetic number, because the mean of its divisors is an integer number (74156175).

Almost surely, 2^861150413 is an apocalyptic number.

It is an amenable number.

861150413 is a deficient number, since it is larger than the sum of its proper divisors (28723687).

861150413 is an equidigital number, since it uses as much as digits as its factorization.

861150413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3248 (or 3175 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 861150413 is about 29345.3644209780. The cubic root of 861150413 is about 951.3923859264.

The spelling of 861150413 in words is "eight hundred sixty-one million, one hundred fifty thousand, four hundred thirteen".