15274603049 has 2 divisors, whose sum is σ = 15274603050. Its totient is φ = 15274603048.

The previous prime is 15274603007. The next prime is 15274603067. The reversal of 15274603049 is 94030647251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13317160000 + 1957443049 = 115400^2 + 44243^2 .

It is a cyclic number.

It is not a de Polignac number, because 15274603049 - 2⁸ = 15274602793 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 15274602997 and 15274603015.

It is not a weakly prime, because it can be changed into another prime (15274603249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7637301524 + 7637301525.

It is an arithmetic number, because the mean of its divisors is an integer number (7637301525).

Almost surely, 2^15274603049 is an apocalyptic number.

It is an amenable number.

15274603049 is a deficient number, since it is larger than the sum of its proper divisors (1).

15274603049 is an equidigital number, since it uses as much as digits as its factorization.

15274603049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 15274603049 in words is "fifteen billion, two hundred seventy-four million, six hundred three thousand, forty-nine".