1962000149 has 2 divisors, whose sum is σ = 1962000150. Its totient is φ = 1962000148.

The previous prime is 1962000127. The next prime is 1962000179. The reversal of 1962000149 is 9410002691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1877488900 + 84511249 = 43330^2 + 9193^2 .

It is a cyclic number.

It is not a de Polignac number, because 1962000149 - 2¹² = 1961996053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1962000179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981000074 + 981000075.

It is an arithmetic number, because the mean of its divisors is an integer number (981000075).

Almost surely, 2^1962000149 is an apocalyptic number.

It is an amenable number.

1962000149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1962000149 is an equidigital number, since it uses as much as digits as its factorization.

1962000149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 1962000149 is about 44294.4708626257. The cubic root of 1962000149 is about 1251.8905044728.

The spelling of 1962000149 in words is "one billion, nine hundred sixty-two million, one hundred forty-nine", and thus it is an aban number.