403202134381 has 2 divisors, whose sum is σ = 403202134382. Its totient is φ = 403202134380.

The previous prime is 403202134369. The next prime is 403202134451. The reversal of 403202134381 is 183431202304.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245331005481 + 157871128900 = 495309^2 + 397330^2 .

It is a cyclic number.

It is not a de Polignac number, because 403202134381 - 2³⁷ = 265763180909 is a prime.

It is a super-2 number, since 2×403202134381² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403202134481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201601067190 + 201601067191.

It is an arithmetic number, because the mean of its divisors is an integer number (201601067191).

Almost surely, 2^403202134381 is an apocalyptic number.

It is an amenable number.

403202134381 is a deficient number, since it is larger than the sum of its proper divisors (1).

403202134381 is an equidigital number, since it uses as much as digits as its factorization.

403202134381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 403202134381 its reverse (183431202304), we get a palindrome (586633336685).

The spelling of 403202134381 in words is "four hundred three billion, two hundred two million, one hundred thirty-four thousand, three hundred eighty-one".