860109148 has 6 divisors (see below), whose sum is σ = 1505191016. Its totient is φ = 430054572.

The previous prime is 860109143. The next prime is 860109161. The reversal of 860109148 is 841901068.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860109143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107513640 + ... + 107513647.

Almost surely, 2^860109148 is an apocalyptic number.

It is an amenable number.

860109148 is a deficient number, since it is larger than the sum of its proper divisors (645081868).

860109148 is a wasteful number, since it uses less digits than its factorization.

860109148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215027291 (or 215027289 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 860109148 is about 29327.6174961418. The cubic root of 860109148 is about 951.0087707335.

The spelling of 860109148 in words is "eight hundred sixty million, one hundred nine thousand, one hundred forty-eight".