369142643 has 2 divisors, whose sum is σ = 369142644. Its totient is φ = 369142642.

The previous prime is 369142619. The next prime is 369142649. The reversal of 369142643 is 346241963.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-369142643 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 369142597 and 369142606.

It is not a weakly prime, because it can be changed into another prime (369142649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184571321 + 184571322.

It is an arithmetic number, because the mean of its divisors is an integer number (184571322).

Almost surely, 2^369142643 is an apocalyptic number.

369142643 is a deficient number, since it is larger than the sum of its proper divisors (1).

369142643 is an equidigital number, since it uses as much as digits as its factorization.

369142643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 38.

The square root of 369142643 is about 19213.0852025384. The cubic root of 369142643 is about 717.3505007271.

The spelling of 369142643 in words is "three hundred sixty-nine million, one hundred forty-two thousand, six hundred forty-three".