250125401 has 2 divisors, whose sum is σ = 250125402. Its totient is φ = 250125400.

The previous prime is 250125373. The next prime is 250125409. The reversal of 250125401 is 104521052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248882176 + 1243225 = 15776^2 + 1115^2 .

It is a cyclic number.

It is not a de Polignac number, because 250125401 - 2²² = 245931097 is a prime.

It is not a weakly prime, because it can be changed into another prime (250125409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125062700 + 125062701.

It is an arithmetic number, because the mean of its divisors is an integer number (125062701).

Almost surely, 2^250125401 is an apocalyptic number.

It is an amenable number.

250125401 is a deficient number, since it is larger than the sum of its proper divisors (1).

250125401 is an equidigital number, since it uses as much as digits as its factorization.

250125401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 250125401 is about 15815.3533314941. The cubic root of 250125401 is about 630.0658375807.

Adding to 250125401 its reverse (104521052), we get a palindrome (354646453).

The spelling of 250125401 in words is "two hundred fifty million, one hundred twenty-five thousand, four hundred one".