149727541 has 2 divisors, whose sum is σ = 149727542. Its totient is φ = 149727540.

The previous prime is 149727533. The next prime is 149727563. The reversal of 149727541 is 145727941.

149727541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101425041 + 48302500 = 10071^2 + 6950^2 .

It is a cyclic number.

It is not a de Polignac number, because 149727541 - 2³ = 149727533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149727494 and 149727503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149727341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74863770 + 74863771.

It is an arithmetic number, because the mean of its divisors is an integer number (74863771).

Almost surely, 2^149727541 is an apocalyptic number.

It is an amenable number.

149727541 is a deficient number, since it is larger than the sum of its proper divisors (1).

149727541 is an equidigital number, since it uses as much as digits as its factorization.

149727541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 40.

The square root of 149727541 is about 12236.3205662487. The cubic root of 149727541 is about 531.0073886259.

The spelling of 149727541 in words is "one hundred forty-nine million, seven hundred twenty-seven thousand, five hundred forty-one".