400141253 has 2 divisors, whose sum is σ = 400141254. Its totient is φ = 400141252.

The previous prime is 400141237. The next prime is 400141271. The reversal of 400141253 is 352141004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 374151649 + 25989604 = 19343^2 + 5098^2 .

It is a cyclic number.

It is not a de Polignac number, because 400141253 - 2⁴ = 400141237 is a prime.

It is a super-2 number, since 2×400141253² = 320226044704820018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400141213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200070626 + 200070627.

It is an arithmetic number, because the mean of its divisors is an integer number (200070627).

Almost surely, 2^400141253 is an apocalyptic number.

It is an amenable number.

400141253 is a deficient number, since it is larger than the sum of its proper divisors (1).

400141253 is an equidigital number, since it uses as much as digits as its factorization.

400141253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 400141253 is about 20003.5310132986. The cubic root of 400141253 is about 736.8930196046.

Adding to 400141253 its reverse (352141004), we get a palindrome (752282257).

It can be divided in two parts, 4001 and 41253, that added together give a palindrome (45254).

The spelling of 400141253 in words is "four hundred million, one hundred forty-one thousand, two hundred fifty-three".