401121050 has 36 divisors (see below), whose sum is σ = 820089438. Its totient is φ = 145860000.

The previous prime is 401121047. The next prime is 401121053. The reversal of 401121050 is 50121104.

It is an interprime number because it is at equal distance from previous prime (401121047) and next prime (401121053).

It can be written as a sum of positive squares in 3 ways, for example, as 211149961 + 189971089 = 14531^2 + 13783^2 .

It is not an unprimeable number, because it can be changed into a prime (401121053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 27101 + ... + 39200.

Almost surely, 2^401121050 is an apocalyptic number.

401121050 is an abundant number, since it is smaller than the sum of its proper divisors (418968388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401121050 is a wasteful number, since it uses less digits than its factorization.

401121050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66335 (or 66319 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 401121050 is about 20028.0066407019. The cubic root of 401121050 is about 737.4939882685.

Adding to 401121050 its reverse (50121104), we get a palindrome (451242154).

The spelling of 401121050 in words is "four hundred one million, one hundred twenty-one thousand, fifty".