402255053 has 2 divisors, whose sum is σ = 402255054. Its totient is φ = 402255052.

The previous prime is 402255047. The next prime is 402255109. The reversal of 402255053 is 350552204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 301994884 + 100260169 = 17378^2 + 10013^2 .

It is a cyclic number.

It is not a de Polignac number, because 402255053 - 2¹⁶ = 402189517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402255043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201127526 + 201127527.

It is an arithmetic number, because the mean of its divisors is an integer number (201127527).

Almost surely, 2^402255053 is an apocalyptic number.

It is an amenable number.

402255053 is a deficient number, since it is larger than the sum of its proper divisors (1).

402255053 is an equidigital number, since it uses as much as digits as its factorization.

402255053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 402255053 is about 20056.2970909388. The cubic root of 402255053 is about 738.1883202452.

The spelling of 402255053 in words is "four hundred two million, two hundred fifty-five thousand, fifty-three".