250540141 has 2 divisors, whose sum is σ = 250540142. Its totient is φ = 250540140.

The previous prime is 250540117. The next prime is 250540151. The reversal of 250540141 is 141045052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148328041 + 102212100 = 12179^2 + 10110^2 .

It is a cyclic number.

It is not a de Polignac number, because 250540141 - 2¹⁹ = 250015853 is a prime.

It is equal to p_13707220 and since 250540141 and 13707220 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250540151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125270070 + 125270071.

It is an arithmetic number, because the mean of its divisors is an integer number (125270071).

Almost surely, 2^250540141 is an apocalyptic number.

It is an amenable number.

250540141 is a deficient number, since it is larger than the sum of its proper divisors (1).

250540141 is an equidigital number, since it uses as much as digits as its factorization.

250540141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 250540141 is about 15828.4598429538. The cubic root of 250540141 is about 630.4138886075.

Adding to 250540141 its reverse (141045052), we get a palindrome (391585193).

The spelling of 250540141 in words is "two hundred fifty million, five hundred forty thousand, one hundred forty-one".