400141423 has 8 divisors (see below), whose sum is σ = 441778176. Its totient is φ = 359381400.

The previous prime is 400141411. The next prime is 400141429. The reversal of 400141423 is 324141004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400141423 is a prime.

It is a super-2 number, since 2×400141423² = 320226316800929858, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 400141423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400141429) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 218223 + ... + 220048.

It is an arithmetic number, because the mean of its divisors is an integer number (55222272).

Almost surely, 2^400141423 is an apocalyptic number.

400141423 is a deficient number, since it is larger than the sum of its proper divisors (41636753).

400141423 is a wasteful number, since it uses less digits than its factorization.

400141423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438365.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 400141423 is about 20003.5352625480. The cubic root of 400141423 is about 736.8931239609.

Adding to 400141423 its reverse (324141004), we get a palindrome (724282427).

The spelling of 400141423 in words is "four hundred million, one hundred forty-one thousand, four hundred twenty-three".