164253049 has 2 divisors, whose sum is σ = 164253050. Its totient is φ = 164253048.

The previous prime is 164253007. The next prime is 164253091. The reversal of 164253049 is 940352461.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (164253007) and next prime (164253091).

It can be written as a sum of positive squares in only one way, i.e., 113273449 + 50979600 = 10643^2 + 7140^2 .

It is a cyclic number.

It is not a de Polignac number, because 164253049 - 2⁹ = 164252537 is a prime.

It is not a weakly prime, because it can be changed into another prime (164253449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82126524 + 82126525.

It is an arithmetic number, because the mean of its divisors is an integer number (82126525).

Almost surely, 2^164253049 is an apocalyptic number.

It is an amenable number.

164253049 is a deficient number, since it is larger than the sum of its proper divisors (1).

164253049 is an equidigital number, since it uses as much as digits as its factorization.

164253049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 164253049 is about 12816.1245702435. The cubic root of 164253049 is about 547.6517502946.

The spelling of 164253049 in words is "one hundred sixty-four million, two hundred fifty-three thousand, forty-nine".