137827043 has 4 divisors (see below), whose sum is σ = 138079560. Its totient is φ = 137574528.

The previous prime is 137827033. The next prime is 137827049. The reversal of 137827043 is 340728731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 340728731 = 7 ⋅48675533.

It is a cyclic number.

It is not a de Polignac number, because 137827043 - 2¹⁸ = 137564899 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 137826994 and 137827012.

It is not an unprimeable number, because it can be changed into a prime (137827049) 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, 125438 + ... + 126531.

It is an arithmetic number, because the mean of its divisors is an integer number (34519890).

Almost surely, 2^137827043 is an apocalyptic number.

137827043 is a deficient number, since it is larger than the sum of its proper divisors (252517).

137827043 is an equidigital number, since it uses as much as digits as its factorization.

137827043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252516.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 137827043 is about 11739.9762776592. The cubic root of 137827043 is about 516.5489458240.

The spelling of 137827043 in words is "one hundred thirty-seven million, eight hundred twenty-seven thousand, forty-three".