164251627 has 2 divisors, whose sum is σ = 164251628. Its totient is φ = 164251626.

The previous prime is 164251601. The next prime is 164251631. The reversal of 164251627 is 726152461.

It is a strong prime.

It is an emirp because it is prime and its reverse (726152461) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164251627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164251592 and 164251601.

It is not a weakly prime, because it can be changed into another prime (164251657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82125813 + 82125814.

It is an arithmetic number, because the mean of its divisors is an integer number (82125814).

Almost surely, 2^164251627 is an apocalyptic number.

164251627 is a deficient number, since it is larger than the sum of its proper divisors (1).

164251627 is an equidigital number, since it uses as much as digits as its factorization.

164251627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 34.

The square root of 164251627 is about 12816.0690931346. The cubic root of 164251627 is about 547.6501698815.

The spelling of 164251627 in words is "one hundred sixty-four million, two hundred fifty-one thousand, six hundred twenty-seven".