402033013 has 2 divisors, whose sum is σ = 402033014. Its totient is φ = 402033012.

The previous prime is 402033011. The next prime is 402033043. The reversal of 402033013 is 310330204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273505444 + 128527569 = 16538^2 + 11337^2 .

It is a cyclic number.

It is not a de Polignac number, because 402033013 - 2¹ = 402033011 is a prime.

Together with 402033011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402033011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201016506 + 201016507.

It is an arithmetic number, because the mean of its divisors is an integer number (201016507).

Almost surely, 2^402033013 is an apocalyptic number.

It is an amenable number.

402033013 is a deficient number, since it is larger than the sum of its proper divisors (1).

402033013 is an equidigital number, since it uses as much as digits as its factorization.

402033013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 402033013 is about 20050.7609082548. The cubic root of 402033013 is about 738.0524715252.

Adding to 402033013 its reverse (310330204), we get a palindrome (712363217).

The spelling of 402033013 in words is "four hundred two million, thirty-three thousand, thirteen".