269948149 has 2 divisors, whose sum is σ = 269948150. Its totient is φ = 269948148.

The previous prime is 269948123. The next prime is 269948167. The reversal of 269948149 is 941849962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 269944900 + 3249 = 16430^2 + 57^2 .

It is a cyclic number.

It is not a de Polignac number, because 269948149 - 2⁹ = 269947637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 269948096 and 269948105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (269948179) 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, 134974074 + 134974075.

It is an arithmetic number, because the mean of its divisors is an integer number (134974075).

Almost surely, 2^269948149 is an apocalyptic number.

It is an amenable number.

269948149 is a deficient number, since it is larger than the sum of its proper divisors (1).

269948149 is an equidigital number, since it uses as much as digits as its factorization.

269948149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1119744, while the sum is 52.

The square root of 269948149 is about 16430.0988737135. The cubic root of 269948149 is about 646.2890304374.

The spelling of 269948149 in words is "two hundred sixty-nine million, nine hundred forty-eight thousand, one hundred forty-nine".