159347401 has 2 divisors, whose sum is σ = 159347402. Its totient is φ = 159347400.

The previous prime is 159347399. The next prime is 159347407. The reversal of 159347401 is 104743951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128255625 + 31091776 = 11325^2 + 5576^2 .

It is a cyclic number.

It is not a de Polignac number, because 159347401 - 2¹ = 159347399 is a prime.

Together with 159347399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (159347407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79673700 + 79673701.

It is an arithmetic number, because the mean of its divisors is an integer number (79673701).

Almost surely, 2^159347401 is an apocalyptic number.

It is an amenable number.

159347401 is a deficient number, since it is larger than the sum of its proper divisors (1).

159347401 is an equidigital number, since it uses as much as digits as its factorization.

159347401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 159347401 is about 12623.2880423446. The cubic root of 159347401 is about 542.1444232805.

The spelling of 159347401 in words is "one hundred fifty-nine million, three hundred forty-seven thousand, four hundred one".