137320341 has 4 divisors (see below), whose sum is σ = 183093792. Its totient is φ = 91546892.

The previous prime is 137320303. The next prime is 137320349. The reversal of 137320341 is 143023731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 143023731 = 3 ⋅47674577.

It is a cyclic number.

It is not a de Polignac number, because 137320341 - 2¹⁸ = 137058197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137320349) 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, 22886721 + ... + 22886726.

It is an arithmetic number, because the mean of its divisors is an integer number (45773448).

Almost surely, 2^137320341 is an apocalyptic number.

It is an amenable number.

137320341 is a deficient number, since it is larger than the sum of its proper divisors (45773451).

137320341 is an equidigital number, since it uses as much as digits as its factorization.

137320341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45773450.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 137320341 is about 11718.3762100387. The cubic root of 137320341 is about 515.9151616725.

The spelling of 137320341 in words is "one hundred thirty-seven million, three hundred twenty thousand, three hundred forty-one".