164986051 has 2 divisors, whose sum is σ = 164986052. Its totient is φ = 164986050.

The previous prime is 164986013. The next prime is 164986067. The reversal of 164986051 is 150689461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164986051 - 2¹³ = 164977859 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 164985995 and 164986013.

It is not a weakly prime, because it can be changed into another prime (164986001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82493025 + 82493026.

It is an arithmetic number, because the mean of its divisors is an integer number (82493026).

Almost surely, 2^164986051 is an apocalyptic number.

164986051 is a deficient number, since it is larger than the sum of its proper divisors (1).

164986051 is an equidigital number, since it uses as much as digits as its factorization.

164986051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 164986051 is about 12844.6896031006. The cubic root of 164986051 is about 548.4651987336.

The spelling of 164986051 in words is "one hundred sixty-four million, nine hundred eighty-six thousand, fifty-one".