13202140249 has 2 divisors, whose sum is σ = 13202140250. Its totient is φ = 13202140248.

The previous prime is 13202140229. The next prime is 13202140267. The reversal of 13202140249 is 94204120231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12897009225 + 305131024 = 113565^2 + 17468^2 .

It is a cyclic number.

It is not a de Polignac number, because 13202140249 - 2¹⁹ = 13201615961 is a prime.

It is not a weakly prime, because it can be changed into another prime (13202140229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6601070124 + 6601070125.

It is an arithmetic number, because the mean of its divisors is an integer number (6601070125).

Almost surely, 2^13202140249 is an apocalyptic number.

It is an amenable number.

13202140249 is a deficient number, since it is larger than the sum of its proper divisors (1).

13202140249 is an equidigital number, since it uses as much as digits as its factorization.

13202140249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 13202140249 in words is "thirteen billion, two hundred two million, one hundred forty thousand, two hundred forty-nine".