401650303 has 2 divisors, whose sum is σ = 401650304. Its totient is φ = 401650302.

The previous prime is 401650283. The next prime is 401650321. The reversal of 401650303 is 303056104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401650303 - 2²¹ = 399553151 is a prime.

It is a super-3 number, since 3×401650303³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401650343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200825151 + 200825152.

It is an arithmetic number, because the mean of its divisors is an integer number (200825152).

Almost surely, 2^401650303 is an apocalyptic number.

401650303 is a deficient number, since it is larger than the sum of its proper divisors (1).

401650303 is an equidigital number, since it uses as much as digits as its factorization.

401650303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 401650303 is about 20041.2151078721. The cubic root of 401650303 is about 737.8182040831.

The spelling of 401650303 in words is "four hundred one million, six hundred fifty thousand, three hundred three".