400141141 has 2 divisors, whose sum is σ = 400141142. Its totient is φ = 400141140.

The previous prime is 400141123. The next prime is 400141177. The reversal of 400141141 is 141141004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 365918641 + 34222500 = 19129^2 + 5850^2 .

It is a cyclic number.

It is not a de Polignac number, because 400141141 - 2¹¹ = 400139093 is a prime.

It is a super-2 number, since 2×400141141² = 320225865441563762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400141111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200070570 + 200070571.

It is an arithmetic number, because the mean of its divisors is an integer number (200070571).

Almost surely, 2^400141141 is an apocalyptic number.

It is an amenable number.

400141141 is a deficient number, since it is larger than the sum of its proper divisors (1).

400141141 is an equidigital number, since it uses as much as digits as its factorization.

400141141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 400141141 is about 20003.5282137927. The cubic root of 400141141 is about 736.8929508521.

Adding to 400141141 its reverse (141141004), we get a palindrome (541282145).

The spelling of 400141141 in words is "four hundred million, one hundred forty-one thousand, one hundred forty-one".