403240201913 has 2 divisors, whose sum is σ = 403240201914. Its totient is φ = 403240201912.

The previous prime is 403240201907. The next prime is 403240202059. The reversal of 403240201913 is 319102042304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329214307984 + 74025893929 = 573772^2 + 272077^2 .

It is a cyclic number.

It is not a de Polignac number, because 403240201913 - 2¹⁴ = 403240185529 is a prime.

It is not a weakly prime, because it can be changed into another prime (403240201313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201620100956 + 201620100957.

It is an arithmetic number, because the mean of its divisors is an integer number (201620100957).

Almost surely, 2^403240201913 is an apocalyptic number.

It is an amenable number.

403240201913 is a deficient number, since it is larger than the sum of its proper divisors (1).

403240201913 is an equidigital number, since it uses as much as digits as its factorization.

403240201913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 403240201913 in words is "four hundred three billion, two hundred forty million, two hundred one thousand, nine hundred thirteen".