264750149 has 2 divisors, whose sum is σ = 264750150. Its totient is φ = 264750148.

The previous prime is 264750131. The next prime is 264750173. The reversal of 264750149 is 941057462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 264712900 + 37249 = 16270^2 + 193^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264750149 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264750649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132375074 + 132375075.

It is an arithmetic number, because the mean of its divisors is an integer number (132375075).

Almost surely, 2^264750149 is an apocalyptic number.

It is an amenable number.

264750149 is a deficient number, since it is larger than the sum of its proper divisors (1).

264750149 is an equidigital number, since it uses as much as digits as its factorization.

264750149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 264750149 is about 16271.1446739312. The cubic root of 264750149 is about 642.1138996550.

The spelling of 264750149 in words is "two hundred sixty-four million, seven hundred fifty thousand, one hundred forty-nine".