730149401 has 2 divisors, whose sum is σ = 730149402. Its totient is φ = 730149400.

The previous prime is 730149389. The next prime is 730149437. The reversal of 730149401 is 104941037.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 718240000 + 11909401 = 26800^2 + 3451^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-730149401 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (730145401) 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, 365074700 + 365074701.

It is an arithmetic number, because the mean of its divisors is an integer number (365074701).

Almost surely, 2^730149401 is an apocalyptic number.

It is an amenable number.

730149401 is a deficient number, since it is larger than the sum of its proper divisors (1).

730149401 is an equidigital number, since it uses as much as digits as its factorization.

730149401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 730149401 is about 27021.2768203133. The cubic root of 730149401 is about 900.4727561517.

The spelling of 730149401 in words is "seven hundred thirty million, one hundred forty-nine thousand, four hundred one".