401152049 has 2 divisors, whose sum is σ = 401152050. Its totient is φ = 401152048.

The previous prime is 401152007. The next prime is 401152061. The reversal of 401152049 is 940251104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 400800400 + 351649 = 20020^2 + 593^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401152049 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (401152069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200576024 + 200576025.

It is an arithmetic number, because the mean of its divisors is an integer number (200576025).

Almost surely, 2^401152049 is an apocalyptic number.

It is an amenable number.

401152049 is a deficient number, since it is larger than the sum of its proper divisors (1).

401152049 is an equidigital number, since it uses as much as digits as its factorization.

401152049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 401152049 is about 20028.7805170460. The cubic root of 401152049 is about 737.5129858481.

The spelling of 401152049 in words is "four hundred one million, one hundred fifty-two thousand, forty-nine".