712121006 has 4 divisors (see below), whose sum is σ = 1068181512. Its totient is φ = 356060502.

The previous prime is 712120967. The next prime is 712121023. The reversal of 712121006 is 600121217.

712121006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178030250 + ... + 178030253.

It is an arithmetic number, because the mean of its divisors is an integer number (267045378).

Almost surely, 2^712121006 is an apocalyptic number.

712121006 is a deficient number, since it is larger than the sum of its proper divisors (356060506).

712121006 is a wasteful number, since it uses less digits than its factorization.

712121006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356060505.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 712121006 is about 26685.5954777104. The cubic root of 712121006 is about 892.9996024822. Note that the first 3 decimals are identical.

The spelling of 712121006 in words is "seven hundred twelve million, one hundred twenty-one thousand, six".