147451201 has 2 divisors, whose sum is σ = 147451202. Its totient is φ = 147451200.

The previous prime is 147451193. The next prime is 147451223. The reversal of 147451201 is 102154741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136328976 + 11122225 = 11676^2 + 3335^2 .

It is a cyclic number.

It is not a de Polignac number, because 147451201 - 2³ = 147451193 is a prime.

It is equal to p_8309023 and since 147451201 and 8309023 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (147451261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73725600 + 73725601.

It is an arithmetic number, because the mean of its divisors is an integer number (73725601).

Almost surely, 2^147451201 is an apocalyptic number.

It is an amenable number.

147451201 is a deficient number, since it is larger than the sum of its proper divisors (1).

147451201 is an equidigital number, since it uses as much as digits as its factorization.

147451201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 147451201 is about 12142.9486122605. The cubic root of 147451201 is about 528.3026284427.

The spelling of 147451201 in words is "one hundred forty-seven million, four hundred fifty-one thousand, two hundred one".