52015021403 has 2 divisors, whose sum is σ = 52015021404. Its totient is φ = 52015021402.

The previous prime is 52015021367. The next prime is 52015021453. The reversal of 52015021403 is 30412051025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52015021403 - 2¹⁸ = 52014759259 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (52015021453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26007510701 + 26007510702.

It is an arithmetic number, because the mean of its divisors is an integer number (26007510702).

Almost surely, 2^52015021403 is an apocalyptic number.

52015021403 is a deficient number, since it is larger than the sum of its proper divisors (1).

52015021403 is an equidigital number, since it uses as much as digits as its factorization.

52015021403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 52015021403 its reverse (30412051025), we get a palindrome (82427072428).

The spelling of 52015021403 in words is "fifty-two billion, fifteen million, twenty-one thousand, four hundred three".