15614413481 has 2 divisors, whose sum is σ = 15614413482. Its totient is φ = 15614413480.

The previous prime is 15614413417. The next prime is 15614413499. The reversal of 15614413481 is 18431441651.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15490291600 + 124121881 = 124460^2 + 11141^2 .

It is a cyclic number.

It is not a de Polignac number, because 15614413481 - 2⁶ = 15614413417 is a prime.

It is a super-2 number, since 2×15614413481² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15614413681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7807206740 + 7807206741.

It is an arithmetic number, because the mean of its divisors is an integer number (7807206741).

Almost surely, 2^15614413481 is an apocalyptic number.

It is an amenable number.

15614413481 is a deficient number, since it is larger than the sum of its proper divisors (1).

15614413481 is an equidigital number, since it uses as much as digits as its factorization.

15614413481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 38.

The spelling of 15614413481 in words is "fifteen billion, six hundred fourteen million, four hundred thirteen thousand, four hundred eighty-one".