137443542 has 8 divisors (see below), whose sum is σ = 274887096. Its totient is φ = 45814512.

The previous prime is 137443519. The next prime is 137443543. The reversal of 137443542 is 245344731.

137443542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

137443542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137443543) 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, 11453623 + ... + 11453634.

It is an arithmetic number, because the mean of its divisors is an integer number (34360887).

Almost surely, 2^137443542 is an apocalyptic number.

137443542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137443542 is a wasteful number, since it uses less digits than its factorization.

137443542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22907262.

The product of its digits is 40320, while the sum is 33.

The square root of 137443542 is about 11723.6317751796. The cubic root of 137443542 is about 516.0694050624.

The spelling of 137443542 in words is "one hundred thirty-seven million, four hundred forty-three thousand, five hundred forty-two".