402143192741 has 2 divisors, whose sum is σ = 402143192742. Its totient is φ = 402143192740.

The previous prime is 402143192639. The next prime is 402143192747. The reversal of 402143192741 is 147291341204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 399714772900 + 2428419841 = 632230^2 + 49279^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402143192741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402143192695 and 402143192704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402143192747) 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, 201071596370 + 201071596371.

It is an arithmetic number, because the mean of its divisors is an integer number (201071596371).

Almost surely, 2^402143192741 is an apocalyptic number.

It is an amenable number.

402143192741 is a deficient number, since it is larger than the sum of its proper divisors (1).

402143192741 is an equidigital number, since it uses as much as digits as its factorization.

402143192741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 402143192741 in words is "four hundred two billion, one hundred forty-three million, one hundred ninety-two thousand, seven hundred forty-one".