401120125 has 48 divisors (see below), whose sum is σ = 596261952. Its totient is φ = 268480800.

The previous prime is 401120107. The next prime is 401120131. The reversal of 401120125 is 521021104.

It is not a de Polignac number, because 401120125 - 2¹³ = 401111933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401120099 and 401120108.

It is a congruent number.

It is an unprimeable number.

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 in 47 ways as a sum of consecutive naturals, for example, 262614 + ... + 264136.

It is an arithmetic number, because the mean of its divisors is an integer number (12422124).

Almost surely, 2^401120125 is an apocalyptic number.

It is an amenable number.

401120125 is a deficient number, since it is larger than the sum of its proper divisors (195141827).

401120125 is a wasteful number, since it uses less digits than its factorization.

401120125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595 (or 1578 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 401120125 is about 20027.9835480260. The cubic root of 401120125 is about 737.4934213719.

Adding to 401120125 its reverse (521021104), we get a palindrome (922141229).

The spelling of 401120125 in words is "four hundred one million, one hundred twenty thousand, one hundred twenty-five".