137948 has 6 divisors (see below), whose sum is σ = 241416. Its totient is φ = 68972.

The previous prime is 137947. The next prime is 137957. The reversal of 137948 is 849731.

137948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17240 + ... + 17247.

It is an arithmetic number, because the mean of its divisors is an integer number (40236).

137948 is a Friedman number, since it can be written as (9^4+8)*7*3-1, using all its digits and the basic arithmetic operations.

2¹³⁷⁹⁴⁸ is an apocalyptic number.

It is an amenable number.

137948 is a deficient number, since it is larger than the sum of its proper divisors (103468).

137948 is a wasteful number, since it uses less digits than its factorization.

137948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34491 (or 34489 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 137948 is about 371.4135161784. The cubic root of 137948 is about 51.6700009410.

The spelling of 137948 in words is "one hundred thirty-seven thousand, nine hundred forty-eight".