402113311 has 2 divisors, whose sum is σ = 402113312. Its totient is φ = 402113310.

The previous prime is 402113293. The next prime is 402113329. The reversal of 402113311 is 113311204.

It is a balanced prime because it is at equal distance from previous prime (402113293) and next prime (402113329).

It is a cyclic number.

It is not a de Polignac number, because 402113311 - 2¹⁵ = 402080543 is a prime.

It is a super-2 number, since 2×402113311² = 323390229766765442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402113011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201056655 + 201056656.

It is an arithmetic number, because the mean of its divisors is an integer number (201056656).

Almost surely, 2^402113311 is an apocalyptic number.

402113311 is a deficient number, since it is larger than the sum of its proper divisors (1).

402113311 is an equidigital number, since it uses as much as digits as its factorization.

402113311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 402113311 is about 20052.7631761810. The cubic root of 402113311 is about 738.1016052947.

Adding to 402113311 its reverse (113311204), we get a palindrome (515424515).

The spelling of 402113311 in words is "four hundred two million, one hundred thirteen thousand, three hundred eleven".