402335053 has 2 divisors, whose sum is σ = 402335054. Its totient is φ = 402335052.

The previous prime is 402335041. The next prime is 402335057. The reversal of 402335053 is 350533204.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 254785444 + 147549609 = 15962^2 + 12147^2 .

It is a cyclic number.

It is not a de Polignac number, because 402335053 - 2¹³ = 402326861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402335057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201167526 + 201167527.

It is an arithmetic number, because the mean of its divisors is an integer number (201167527).

Almost surely, 2^402335053 is an apocalyptic number.

It is an amenable number.

402335053 is a deficient number, since it is larger than the sum of its proper divisors (1).

402335053 is an equidigital number, since it uses as much as digits as its factorization.

402335053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 402335053 is about 20058.2913778816. The cubic root of 402335053 is about 738.2372536691.

Adding to 402335053 its reverse (350533204), we get a palindrome (752868257).

The spelling of 402335053 in words is "four hundred two million, three hundred thirty-five thousand, fifty-three".