149738541 has 8 divisors (see below), whose sum is σ = 200208960. Its totient is φ = 99546912.

The previous prime is 149738539. The next prime is 149738543. The reversal of 149738541 is 145837941.

It is a happy number.

149738541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (149738539) and next prime (149738543).

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

It is not a de Polignac number, because 149738541 - 2¹ = 149738539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149738493 and 149738502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149738543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68440 + ... + 70593.

It is an arithmetic number, because the mean of its divisors is an integer number (25026120).

Almost surely, 2^149738541 is an apocalyptic number.

It is an amenable number.

149738541 is a deficient number, since it is larger than the sum of its proper divisors (50470419).

149738541 is a wasteful number, since it uses less digits than its factorization.

149738541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139395.

The product of its digits is 120960, while the sum is 42.

The square root of 149738541 is about 12236.7700395161. The cubic root of 149738541 is about 531.0203921081.

The spelling of 149738541 in words is "one hundred forty-nine million, seven hundred thirty-eight thousand, five hundred forty-one".