136719001 has 2 divisors, whose sum is σ = 136719002. Its totient is φ = 136719000.

The previous prime is 136718971. The next prime is 136719029. The reversal of 136719001 is 100917631.

It is an a-pointer prime, because the next prime (136719029) can be obtained adding 136719001 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136539225 + 179776 = 11685^2 + 424^2 .

It is a cyclic number.

It is not a de Polignac number, because 136719001 - 2¹⁵ = 136686233 is a prime.

It is not a weakly prime, because it can be changed into another prime (136719031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68359500 + 68359501.

It is an arithmetic number, because the mean of its divisors is an integer number (68359501).

Almost surely, 2^136719001 is an apocalyptic number.

It is an amenable number.

136719001 is a deficient number, since it is larger than the sum of its proper divisors (1).

136719001 is an equidigital number, since it uses as much as digits as its factorization.

136719001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 136719001 is about 11692.6900668751. The cubic root of 136719001 is about 515.1609777346.

The spelling of 136719001 in words is "one hundred thirty-six million, seven hundred nineteen thousand, one".