402141311 has 16 divisors (see below), whose sum is σ = 476074368. Its totient is φ = 334869600.

The previous prime is 402141293. The next prime is 402141359. The reversal of 402141311 is 113141204.

It is a happy number.

It is not a de Polignac number, because 402141311 - 2⁶ = 402141247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 402141311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402141011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8000 + ... + 29466.

It is an arithmetic number, because the mean of its divisors is an integer number (29754648).

Almost surely, 2^402141311 is an apocalyptic number.

402141311 is a deficient number, since it is larger than the sum of its proper divisors (73933057).

402141311 is a wasteful number, since it uses less digits than its factorization.

402141311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21622.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 402141311 is about 20053.4613221758. The cubic root of 402141311 is about 738.1187367555.

Adding to 402141311 its reverse (113141204), we get a palindrome (515282515).

The spelling of 402141311 in words is "four hundred two million, one hundred forty-one thousand, three hundred eleven".