401303129 has 2 divisors, whose sum is σ = 401303130. Its totient is φ = 401303128.

The previous prime is 401303059. The next prime is 401303159. The reversal of 401303129 is 921303104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 382398025 + 18905104 = 19555^2 + 4348^2 .

It is a cyclic number.

It is not a de Polignac number, because 401303129 - 2¹² = 401299033 is a prime.

It is a super-2 number, since 2×401303129² = 322088402690381282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401303159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200651564 + 200651565.

It is an arithmetic number, because the mean of its divisors is an integer number (200651565).

Almost surely, 2^401303129 is an apocalyptic number.

It is an amenable number.

401303129 is a deficient number, since it is larger than the sum of its proper divisors (1).

401303129 is an equidigital number, since it uses as much as digits as its factorization.

401303129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 401303129 is about 20032.5517346143. The cubic root of 401303129 is about 737.6055604527.

The spelling of 401303129 in words is "four hundred one million, three hundred three thousand, one hundred twenty-nine".