137066773 has 4 divisors (see below), whose sum is σ = 137098720. Its totient is φ = 137034828.

The previous prime is 137066749. The next prime is 137066807. The reversal of 137066773 is 377660731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 137066773 - 2²¹ = 134969621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137066273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8313 + ... + 18526.

It is an arithmetic number, because the mean of its divisors is an integer number (34274680).

Almost surely, 2^137066773 is an apocalyptic number.

It is an amenable number.

137066773 is a deficient number, since it is larger than the sum of its proper divisors (31947).

137066773 is an equidigital number, since it uses as much as digits as its factorization.

137066773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31946.

The product of its (nonzero) digits is 111132, while the sum is 40.

The square root of 137066773 is about 11707.5519644373. The cubic root of 137066773 is about 515.5974127291.

The spelling of 137066773 in words is "one hundred thirty-seven million, sixty-six thousand, seven hundred seventy-three".