137382433 has 2 divisors, whose sum is σ = 137382434. Its totient is φ = 137382432.

The previous prime is 137382403. The next prime is 137382437. The reversal of 137382433 is 334283731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109998144 + 27384289 = 10488^2 + 5233^2 .

It is an emirp because it is prime and its reverse (334283731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 137382433 - 2²⁵ = 103828001 is a prime.

It is not a weakly prime, because it can be changed into another prime (137382437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68691216 + 68691217.

It is an arithmetic number, because the mean of its divisors is an integer number (68691217).

Almost surely, 2^137382433 is an apocalyptic number.

It is an amenable number.

137382433 is a deficient number, since it is larger than the sum of its proper divisors (1).

137382433 is an equidigital number, since it uses as much as digits as its factorization.

137382433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 34.

The square root of 137382433 is about 11721.0252537907. The cubic root of 137382433 is about 515.9929102345.

The spelling of 137382433 in words is "one hundred thirty-seven million, three hundred eighty-two thousand, four hundred thirty-three".