147434747 has 2 divisors, whose sum is σ = 147434748. Its totient is φ = 147434746.

The previous prime is 147434741. The next prime is 147434759. The reversal of 147434747 is 747434741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147434747 - 2⁴ = 147434731 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 (147434741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73717373 + 73717374.

It is an arithmetic number, because the mean of its divisors is an integer number (73717374).

Almost surely, 2^147434747 is an apocalyptic number.

147434747 is a deficient number, since it is larger than the sum of its proper divisors (1).

147434747 is an equidigital number, since it uses as much as digits as its factorization.

147434747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 263424, while the sum is 41.

The square root of 147434747 is about 12142.2710808152. The cubic root of 147434747 is about 528.2829767099.

The spelling of 147434747 in words is "one hundred forty-seven million, four hundred thirty-four thousand, seven hundred forty-seven".