136380773 has 2 divisors, whose sum is σ = 136380774. Its totient is φ = 136380772.

The previous prime is 136380767. The next prime is 136380791. The reversal of 136380773 is 377083631.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120516484 + 15864289 = 10978^2 + 3983^2 .

It is a cyclic number.

It is not a de Polignac number, because 136380773 - 2¹² = 136376677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136380173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68190386 + 68190387.

It is an arithmetic number, because the mean of its divisors is an integer number (68190387).

Almost surely, 2^136380773 is an apocalyptic number.

It is an amenable number.

136380773 is a deficient number, since it is larger than the sum of its proper divisors (1).

136380773 is an equidigital number, since it uses as much as digits as its factorization.

136380773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 136380773 is about 11678.2178863044. The cubic root of 136380773 is about 514.7358094481.

The spelling of 136380773 in words is "one hundred thirty-six million, three hundred eighty thousand, seven hundred seventy-three".