137333461 has 4 divisors (see below), whose sum is σ = 137506572. Its totient is φ = 137160352.

The previous prime is 137333453. The next prime is 137333467. The reversal of 137333461 is 164333731.

It is a happy number.

137333461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 164333731 = 73 ⋅2251147.

It can be written as a sum of positive squares in 2 ways, for example, as 28026436 + 109307025 = 5294^2 + 10455^2 .

It is a cyclic number.

It is not a de Polignac number, because 137333461 - 2³ = 137333453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137333467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85360 + ... + 86953.

It is an arithmetic number, because the mean of its divisors is an integer number (34376643).

Almost surely, 2^137333461 is an apocalyptic number.

It is an amenable number.

137333461 is a deficient number, since it is larger than the sum of its proper divisors (173111).

137333461 is an equidigital number, since it uses as much as digits as its factorization.

137333461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173110.

The product of its digits is 13608, while the sum is 31.

The square root of 137333461 is about 11718.9360011906. The cubic root of 137333461 is about 515.9315918467.

The spelling of 137333461 in words is "one hundred thirty-seven million, three hundred thirty-three thousand, four hundred sixty-one".