15473274461 has 2 divisors, whose sum is σ = 15473274462. Its totient is φ = 15473274460.

The previous prime is 15473274391. The next prime is 15473274491. The reversal of 15473274461 is 16447237451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10402980025 + 5070294436 = 101995^2 + 71206^2 .

It is a cyclic number.

It is not a de Polignac number, because 15473274461 - 2¹⁴ = 15473258077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15473274491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7736637230 + 7736637231.

It is an arithmetic number, because the mean of its divisors is an integer number (7736637231).

Almost surely, 2^15473274461 is an apocalyptic number.

It is an amenable number.

15473274461 is a deficient number, since it is larger than the sum of its proper divisors (1).

15473274461 is an equidigital number, since it uses as much as digits as its factorization.

15473274461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 44.

The spelling of 15473274461 in words is "fifteen billion, four hundred seventy-three million, two hundred seventy-four thousand, four hundred sixty-one".