712841123 has 4 divisors (see below), whose sum is σ = 715491360. Its totient is φ = 710190888.

The previous prime is 712841119. The next prime is 712841147. The reversal of 712841123 is 321148217.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 712841123 - 2² = 712841119 is a prime.

It is a super-2 number, since 2×712841123² = 1016284933279802258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (712841113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1324715 + ... + 1325252.

It is an arithmetic number, because the mean of its divisors is an integer number (178872840).

Almost surely, 2^712841123 is an apocalyptic number.

712841123 is a deficient number, since it is larger than the sum of its proper divisors (2650237).

712841123 is a wasteful number, since it uses less digits than its factorization.

712841123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650236.

The product of its digits is 2688, while the sum is 29.

The square root of 712841123 is about 26699.0846846854. The cubic root of 712841123 is about 893.3005099354.

The spelling of 712841123 in words is "seven hundred twelve million, eight hundred forty-one thousand, one hundred twenty-three".