137776049 has 16 divisors (see below), whose sum is σ = 155441280. Its totient is φ = 121461120.

The previous prime is 137776043. The next prime is 137776057. The reversal of 137776049 is 940677731.

It is a cyclic number.

It is not a de Polignac number, because 137776049 - 2²⁴ = 120998833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137776043) 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 15 ways as a sum of consecutive naturals, for example, 11909 + ... + 20429.

It is an arithmetic number, because the mean of its divisors is an integer number (9715080).

Almost surely, 2^137776049 is an apocalyptic number.

137776049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

137776049 is a deficient number, since it is larger than the sum of its proper divisors (17665231).

137776049 is a wasteful number, since it uses less digits than its factorization.

137776049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8600.

The product of its (nonzero) digits is 222264, while the sum is 44.

The square root of 137776049 is about 11737.8042665568. The cubic root of 137776049 is about 516.4852327683.

The spelling of 137776049 in words is "one hundred thirty-seven million, seven hundred seventy-six thousand, forty-nine".