400141311 has 8 divisors (see below), whose sum is σ = 561601920. Its totient is φ = 252720792.

The previous prime is 400141307. The next prime is 400141337. The reversal of 400141311 is 113141004.

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

It is not a de Polignac number, because 400141311 - 2² = 400141307 is a prime.

It is a super-2 number, since 2×400141311² = 320226137537597442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400141351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3509955 + ... + 3510068.

It is an arithmetic number, because the mean of its divisors is an integer number (70200240).

Almost surely, 2^400141311 is an apocalyptic number.

400141311 is a deficient number, since it is larger than the sum of its proper divisors (161460609).

400141311 is a wasteful number, since it uses less digits than its factorization.

400141311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7020045.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 400141311 is about 20003.5324630426. The cubic root of 400141311 is about 736.8930552085.

Adding to 400141311 its reverse (113141004), we get a palindrome (513282315).

The spelling of 400141311 in words is "four hundred million, one hundred forty-one thousand, three hundred eleven".