164461357 has 2 divisors, whose sum is σ = 164461358. Its totient is φ = 164461356.

The previous prime is 164461343. The next prime is 164461391. The reversal of 164461357 is 753164461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156475081 + 7986276 = 12509^2 + 2826^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164461357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164461057) 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, 82230678 + 82230679.

It is an arithmetic number, because the mean of its divisors is an integer number (82230679).

Almost surely, 2^164461357 is an apocalyptic number.

It is an amenable number.

164461357 is a deficient number, since it is larger than the sum of its proper divisors (1).

164461357 is an equidigital number, since it uses as much as digits as its factorization.

164461357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 37.

The square root of 164461357 is about 12824.2487889155. The cubic root of 164461357 is about 547.8831656816.

It can be divided in two parts, 1644 and 61357, that added together give a square (63001 = 251²).

The spelling of 164461357 in words is "one hundred sixty-four million, four hundred sixty-one thousand, three hundred fifty-seven".