147706001 has 2 divisors, whose sum is σ = 147706002. Its totient is φ = 147706000.

The previous prime is 147705991. The next prime is 147706033. The reversal of 147706001 is 100607741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84916225 + 62789776 = 9215^2 + 7924^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147706001 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (147706051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73853000 + 73853001.

It is an arithmetic number, because the mean of its divisors is an integer number (73853001).

Almost surely, 2^147706001 is an apocalyptic number.

It is an amenable number.

147706001 is a deficient number, since it is larger than the sum of its proper divisors (1).

147706001 is an equidigital number, since it uses as much as digits as its factorization.

147706001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 147706001 is about 12153.4357693617. The cubic root of 147706001 is about 528.6067608056.

The spelling of 147706001 in words is "one hundred forty-seven million, seven hundred six thousand, one".