137147284 has 6 divisors (see below), whose sum is σ = 240007754. Its totient is φ = 68573640.

The previous prime is 137147243. The next prime is 137147299. The reversal of 137147284 is 482741731.

It can be written as a sum of positive squares in only one way, i.e., 105472900 + 31674384 = 10270^2 + 5628^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17143407 + ... + 17143414.

Almost surely, 2^137147284 is an apocalyptic number.

It is an amenable number.

137147284 is a deficient number, since it is larger than the sum of its proper divisors (102860470).

137147284 is a wasteful number, since it uses less digits than its factorization.

137147284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34286825 (or 34286823 counting only the distinct ones).

The product of its digits is 37632, while the sum is 37.

The square root of 137147284 is about 11710.9898813038. The cubic root of 137147284 is about 515.6983444073.

The spelling of 137147284 in words is "one hundred thirty-seven million, one hundred forty-seven thousand, two hundred eighty-four".