137422841 has 2 divisors, whose sum is σ = 137422842. Its totient is φ = 137422840.

The previous prime is 137422837. The next prime is 137422889. The reversal of 137422841 is 148224731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124434025 + 12988816 = 11155^2 + 3604^2 .

It is an emirp because it is prime and its reverse (148224731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 137422841 - 2² = 137422837 is a prime.

It is a super-2 number, since 2×137422841² = 37770074457022562, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 137422798 and 137422807.

It is not a weakly prime, because it can be changed into another prime (137422891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68711420 + 68711421.

It is an arithmetic number, because the mean of its divisors is an integer number (68711421).

Almost surely, 2^137422841 is an apocalyptic number.

It is an amenable number.

137422841 is a deficient number, since it is larger than the sum of its proper divisors (1).

137422841 is an equidigital number, since it uses as much as digits as its factorization.

137422841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 32.

The square root of 137422841 is about 11722.7488670533. The cubic root of 137422841 is about 516.0434945709.

The spelling of 137422841 in words is "one hundred thirty-seven million, four hundred twenty-two thousand, eight hundred forty-one".