137281303 has 2 divisors, whose sum is σ = 137281304. Its totient is φ = 137281302.

The previous prime is 137281297. The next prime is 137281363. The reversal of 137281303 is 303182731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137281303 - 2⁹ = 137280791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137281363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68640651 + 68640652.

It is an arithmetic number, because the mean of its divisors is an integer number (68640652).

Almost surely, 2^137281303 is an apocalyptic number.

137281303 is a deficient number, since it is larger than the sum of its proper divisors (1).

137281303 is an equidigital number, since it uses as much as digits as its factorization.

137281303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 137281303 is about 11716.7104171777. The cubic root of 137281303 is about 515.8662682001.

The spelling of 137281303 in words is "one hundred thirty-seven million, two hundred eighty-one thousand, three hundred three".