15984298403 has 2 divisors, whose sum is σ = 15984298404. Its totient is φ = 15984298402.

The previous prime is 15984298391. The next prime is 15984298409. The reversal of 15984298403 is 30489248951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15984298403 - 2²⁴ = 15967521187 is a prime.

It is a super-2 number, since 2×15984298403² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15984298409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7992149201 + 7992149202.

It is an arithmetic number, because the mean of its divisors is an integer number (7992149202).

Almost surely, 2^15984298403 is an apocalyptic number.

15984298403 is a deficient number, since it is larger than the sum of its proper divisors (1).

15984298403 is an equidigital number, since it uses as much as digits as its factorization.

15984298403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 53.

The spelling of 15984298403 in words is "fifteen billion, nine hundred eighty-four million, two hundred ninety-eight thousand, four hundred three".