1012873194 has 32 divisors (see below), whose sum is σ = 2255400000. Its totient is φ = 336938832.

The previous prime is 1012873193. The next prime is 1012873201. The reversal of 1012873194 is 4913782101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1012873193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8152 + ... + 45740.

It is an arithmetic number, because the mean of its divisors is an integer number (70481250).

Almost surely, 2^1012873194 is an apocalyptic number.

1012873194 is an abundant number, since it is smaller than the sum of its proper divisors (1242526806).

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

1012873194 is a wasteful number, since it uses less digits than its factorization.

1012873194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38099 (or 38093 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 1012873194 is about 31825.6687910875. The cubic root of 1012873194 is about 1004.2727819984.

The spelling of 1012873194 in words is "one billion, twelve million, eight hundred seventy-three thousand, one hundred ninety-four".