401147233 has 2 divisors, whose sum is σ = 401147234. Its totient is φ = 401147232.

The previous prime is 401147203. The next prime is 401147251. The reversal of 401147233 is 332741104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225240064 + 175907169 = 15008^2 + 13263^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401147233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 401147198 and 401147207.

It is not a weakly prime, because it can be changed into another prime (401147203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200573616 + 200573617.

It is an arithmetic number, because the mean of its divisors is an integer number (200573617).

Almost surely, 2^401147233 is an apocalyptic number.

It is an amenable number.

401147233 is a deficient number, since it is larger than the sum of its proper divisors (1).

401147233 is an equidigital number, since it uses as much as digits as its factorization.

401147233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 401147233 is about 20028.6602896949. The cubic root of 401147233 is about 737.5100344512.

Adding to 401147233 its reverse (332741104), we get a palindrome (733888337).

The spelling of 401147233 in words is "four hundred one million, one hundred forty-seven thousand, two hundred thirty-three".