15612042403 has 2 divisors, whose sum is σ = 15612042404. Its totient is φ = 15612042402.

The previous prime is 15612042343. The next prime is 15612042409. The reversal of 15612042403 is 30424021651.

15612042403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15612042403 - 2¹³ = 15612034211 is a prime.

It is not a weakly prime, because it can be changed into another prime (15612042409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7806021201 + 7806021202.

It is an arithmetic number, because the mean of its divisors is an integer number (7806021202).

Almost surely, 2^15612042403 is an apocalyptic number.

15612042403 is a deficient number, since it is larger than the sum of its proper divisors (1).

15612042403 is an equidigital number, since it uses as much as digits as its factorization.

15612042403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 15612042403 in words is "fifteen billion, six hundred twelve million, forty-two thousand, four hundred three".