4212551139 has 4 divisors (see below), whose sum is σ = 5616734856. Its totient is φ = 2808367424.

The previous prime is 4212551129. The next prime is 4212551209. The reversal of 4212551139 is 9311552124.

It is a happy number.

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 4212551139 - 2⁸ = 4212550883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4212551129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702091854 + ... + 702091859.

It is an arithmetic number, because the mean of its divisors is an integer number (1404183714).

Almost surely, 2^4212551139 is an apocalyptic number.

4212551139 is a deficient number, since it is larger than the sum of its proper divisors (1404183717).

4212551139 is a wasteful number, since it uses less digits than its factorization.

4212551139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404183716.

The product of its digits is 10800, while the sum is 33.

The square root of 4212551139 is about 64904.1688876762. The cubic root of 4212551139 is about 1615.0342197378.

The spelling of 4212551139 in words is "four billion, two hundred twelve million, five hundred fifty-one thousand, one hundred thirty-nine".