312113029 has 2 divisors, whose sum is σ = 312113030. Its totient is φ = 312113028.

The previous prime is 312112987. The next prime is 312113071. The reversal of 312113029 is 920311213.

It is a balanced prime because it is at equal distance from previous prime (312112987) and next prime (312113071).

It can be written as a sum of positive squares in only one way, i.e., 287133025 + 24980004 = 16945^2 + 4998^2 .

It is a cyclic number.

It is not a de Polignac number, because 312113029 - 2⁹ = 312112517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312113729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156056514 + 156056515.

It is an arithmetic number, because the mean of its divisors is an integer number (156056515).

Almost surely, 2^312113029 is an apocalyptic number.

It is an amenable number.

312113029 is a deficient number, since it is larger than the sum of its proper divisors (1).

312113029 is an equidigital number, since it uses as much as digits as its factorization.

312113029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 312113029 is about 17666.7209464575. The cubic root of 312113029 is about 678.3241815431.

The spelling of 312113029 in words is "three hundred twelve million, one hundred thirteen thousand, twenty-nine".