137533268 has 6 divisors (see below), whose sum is σ = 240683226. Its totient is φ = 68766632.

The previous prime is 137533211. The next prime is 137533271. The reversal of 137533268 is 862335731.

It can be written as a sum of positive squares in only one way, i.e., 93470224 + 44063044 = 9668^2 + 6638^2 .

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, 17191655 + ... + 17191662.

It is an arithmetic number, because the mean of its divisors is an integer number (40113871).

Almost surely, 2^137533268 is an apocalyptic number.

It is an amenable number.

137533268 is a deficient number, since it is larger than the sum of its proper divisors (103149958).

137533268 is a wasteful number, since it uses less digits than its factorization.

137533268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34383321 (or 34383319 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 137533268 is about 11727.4578660509. The cubic root of 137533268 is about 516.1816809107.

Adding to 137533268 its reverse (862335731), we get a palindrome (999868999).

It can be divided in two parts, 1375 and 33268, that added together give a palindrome (34643).

The spelling of 137533268 in words is "one hundred thirty-seven million, five hundred thirty-three thousand, two hundred sixty-eight".