13401143149 has 2 divisors, whose sum is σ = 13401143150. Its totient is φ = 13401143148.

The previous prime is 13401143143. The next prime is 13401143153. The reversal of 13401143149 is 94134110431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9664266249 + 3736876900 = 98307^2 + 61130^2 .

It is a cyclic number.

It is not a de Polignac number, because 13401143149 - 2³ = 13401143141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13401143149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13401143141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6700571574 + 6700571575.

It is an arithmetic number, because the mean of its divisors is an integer number (6700571575).

Almost surely, 2^13401143149 is an apocalyptic number.

It is an amenable number.

13401143149 is a deficient number, since it is larger than the sum of its proper divisors (1).

13401143149 is an equidigital number, since it uses as much as digits as its factorization.

13401143149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 13401143149 in words is "thirteen billion, four hundred one million, one hundred forty-three thousand, one hundred forty-nine".