4312123029 has 12 divisors (see below), whose sum is σ = 6334192800. Its totient is φ = 2826023784.

The previous prime is 4312123009. The next prime is 4312123031. The reversal of 4312123029 is 9203212134.

It is a happy number.

It is not a de Polignac number, because 4312123029 - 2¹² = 4312118933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4312122993 and 4312123011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312123009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4059849 + ... + 4060910.

It is an arithmetic number, because the mean of its divisors is an integer number (527849400).

Almost surely, 2^4312123029 is an apocalyptic number.

It is an amenable number.

4312123029 is a deficient number, since it is larger than the sum of its proper divisors (2022069771).

4312123029 is a wasteful number, since it uses less digits than its factorization.

4312123029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8120824 (or 8120821 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 4312123029 is about 65666.7574119508. The cubic root of 4312123029 is about 1627.6600885938.

The spelling of 4312123029 in words is "four billion, three hundred twelve million, one hundred twenty-three thousand, twenty-nine".