147543623 has 2 divisors, whose sum is σ = 147543624. Its totient is φ = 147543622.

The previous prime is 147543611. The next prime is 147543637. The reversal of 147543623 is 326345741.

147543623 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 is an emirp because it is prime and its reverse (326345741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147543623 - 2⁶ = 147543559 is a prime.

It is a super-2 number, since 2×147543623² = 43538241375932258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147543653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73771811 + 73771812.

It is an arithmetic number, because the mean of its divisors is an integer number (73771812).

Almost surely, 2^147543623 is an apocalyptic number.

147543623 is a deficient number, since it is larger than the sum of its proper divisors (1).

147543623 is an equidigital number, since it uses as much as digits as its factorization.

147543623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 35.

The square root of 147543623 is about 12146.7535992132. The cubic root of 147543623 is about 528.4129849250.

The spelling of 147543623 in words is "one hundred forty-seven million, five hundred forty-three thousand, six hundred twenty-three".