164562077 has 2 divisors, whose sum is σ = 164562078. Its totient is φ = 164562076.

The previous prime is 164562049. The next prime is 164562103. The reversal of 164562077 is 770265461.

164562077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146192281 + 18369796 = 12091^2 + 4286^2 .

It is a cyclic number.

It is not a de Polignac number, because 164562077 - 2²⁰ = 163513501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164562077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164562577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82281038 + 82281039.

It is an arithmetic number, because the mean of its divisors is an integer number (82281039).

Almost surely, 2^164562077 is an apocalyptic number.

It is an amenable number.

164562077 is a deficient number, since it is larger than the sum of its proper divisors (1).

164562077 is an equidigital number, since it uses as much as digits as its factorization.

164562077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 164562077 is about 12828.1751235318. The cubic root of 164562077 is about 547.9949883659.

The spelling of 164562077 in words is "one hundred sixty-four million, five hundred sixty-two thousand, seventy-seven".