137648435 has 16 divisors (see below), whose sum is σ = 168631200. Its totient is φ = 107838720.

The previous prime is 137648417. The next prime is 137648437. The reversal of 137648435 is 534846731.

It is a de Polignac number, because none of the positive numbers 2^k-137648435 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 137648392 and 137648401.

It is not an unprimeable number, because it can be changed into a prime (137648437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53120 + ... + 55650.

It is an arithmetic number, because the mean of its divisors is an integer number (10539450).

Almost surely, 2^137648435 is an apocalyptic number.

137648435 is a deficient number, since it is larger than the sum of its proper divisors (30982765).

137648435 is a wasteful number, since it uses less digits than its factorization.

137648435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2758.

The product of its digits is 241920, while the sum is 41.

The square root of 137648435 is about 11732.3669819862. The cubic root of 137648435 is about 516.3257200247.

The spelling of 137648435 in words is "one hundred thirty-seven million, six hundred forty-eight thousand, four hundred thirty-five".