147541 has 2 divisors, whose sum is σ = 147542. Its totient is φ = 147540.

The previous prime is 147517. The next prime is 147547. The reversal of 147541 is 145741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87025 + 60516 = 295^2 + 246^2 .

It is a cyclic number.

It is not a de Polignac number, because 147541 - 2⁹ = 147029 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73770 + 73771.

It is an arithmetic number, because the mean of its divisors is an integer number (73771).

2¹⁴⁷⁵⁴¹ is an apocalyptic number.

It is an amenable number.

147541 is a deficient number, since it is larger than the sum of its proper divisors (1).

147541 is an equidigital number, since it uses as much as digits as its factorization.

147541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 560, while the sum is 22.

The square root of 147541 is about 384.1106611382. The cubic root of 147541 is about 52.8409853568.

The spelling of 147541 in words is "one hundred forty-seven thousand, five hundred forty-one".