164953739 has 2 divisors, whose sum is σ = 164953740. Its totient is φ = 164953738.

The previous prime is 164953727. The next prime is 164953751. The reversal of 164953739 is 937359461.

It is a balanced prime because it is at equal distance from previous prime (164953727) and next prime (164953751).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164953739 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 164953693 and 164953702.

It is not a weakly prime, because it can be changed into another prime (164953339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82476869 + 82476870.

It is an arithmetic number, because the mean of its divisors is an integer number (82476870).

Almost surely, 2^164953739 is an apocalyptic number.

164953739 is a deficient number, since it is larger than the sum of its proper divisors (1).

164953739 is an equidigital number, since it uses as much as digits as its factorization.

164953739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 47.

The square root of 164953739 is about 12843.4317454487. The cubic root of 164953739 is about 548.4293913336.

The spelling of 164953739 in words is "one hundred sixty-four million, nine hundred fifty-three thousand, seven hundred thirty-nine".