147412547 has 2 divisors, whose sum is σ = 147412548. Its totient is φ = 147412546.

The previous prime is 147412519. The next prime is 147412553. The reversal of 147412547 is 745214741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147412547 - 2⁶ = 147412483 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (147912547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73706273 + 73706274.

It is an arithmetic number, because the mean of its divisors is an integer number (73706274).

Almost surely, 2^147412547 is an apocalyptic number.

147412547 is a deficient number, since it is larger than the sum of its proper divisors (1).

147412547 is an equidigital number, since it uses as much as digits as its factorization.

147412547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31360, while the sum is 35.

The square root of 147412547 is about 12141.3568846320. The cubic root of 147412547 is about 528.2564599603.

The spelling of 147412547 in words is "one hundred forty-seven million, four hundred twelve thousand, five hundred forty-seven".