137341493 has 4 divisors (see below), whose sum is σ = 137863968. Its totient is φ = 136819020.

The previous prime is 137341489. The next prime is 137341537. The reversal of 137341493 is 394143731.

137341493 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 137341493 - 2² = 137341489 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 (137341403) 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, 260843 + ... + 261368.

It is an arithmetic number, because the mean of its divisors is an integer number (34465992).

Almost surely, 2^137341493 is an apocalyptic number.

It is an amenable number.

137341493 is a deficient number, since it is larger than the sum of its proper divisors (522475).

137341493 is an equidigital number, since it uses as much as digits as its factorization.

137341493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522474.

The product of its digits is 27216, while the sum is 35.

The square root of 137341493 is about 11719.2786894075. The cubic root of 137341493 is about 515.9416498028.

The spelling of 137341493 in words is "one hundred thirty-seven million, three hundred forty-one thousand, four hundred ninety-three".