137803485271 has 2 divisors, whose sum is σ = 137803485272. Its totient is φ = 137803485270.

The previous prime is 137803485257. The next prime is 137803485317. The reversal of 137803485271 is 172584308731.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137803485271 - 2¹⁵ = 137803452503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137803485221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68901742635 + 68901742636.

It is an arithmetic number, because the mean of its divisors is an integer number (68901742636).

Almost surely, 2^137803485271 is an apocalyptic number.

137803485271 is a deficient number, since it is larger than the sum of its proper divisors (1).

137803485271 is an equidigital number, since it uses as much as digits as its factorization.

137803485271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 137803485271 in words is "one hundred thirty-seven billion, eight hundred three million, four hundred eighty-five thousand, two hundred seventy-one".