10342989149 has 2 divisors, whose sum is σ = 10342989150. Its totient is φ = 10342989148.

The previous prime is 10342989143. The next prime is 10342989157. The reversal of 10342989149 is 94198924301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9911596249 + 431392900 = 99557^2 + 20770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10342989149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10342989097 and 10342989106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10342989143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5171494574 + 5171494575.

It is an arithmetic number, because the mean of its divisors is an integer number (5171494575).

Almost surely, 2^10342989149 is an apocalyptic number.

It is an amenable number.

10342989149 is a deficient number, since it is larger than the sum of its proper divisors (1).

10342989149 is an equidigital number, since it uses as much as digits as its factorization.

10342989149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 50.

The spelling of 10342989149 in words is "ten billion, three hundred forty-two million, nine hundred eighty-nine thousand, one hundred forty-nine".