4012340149 has 2 divisors, whose sum is σ = 4012340150. Its totient is φ = 4012340148.

The previous prime is 4012340131. The next prime is 4012340183. The reversal of 4012340149 is 9410432104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2505503025 + 1506837124 = 50055^2 + 38818^2 .

It is a cyclic number.

It is not a de Polignac number, because 4012340149 - 2⁵ = 4012340117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4012343149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2006170074 + 2006170075.

It is an arithmetic number, because the mean of its divisors is an integer number (2006170075).

Almost surely, 2^4012340149 is an apocalyptic number.

It is an amenable number.

4012340149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4012340149 is an equidigital number, since it uses as much as digits as its factorization.

4012340149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4012340149 is about 63343.0355208842. The cubic root of 4012340149 is about 1589.0317732961.

The spelling of 4012340149 in words is "four billion, twelve million, three hundred forty thousand, one hundred forty-nine".