15525942743 has 2 divisors, whose sum is σ = 15525942744. Its totient is φ = 15525942742.

The previous prime is 15525942721. The next prime is 15525942749. The reversal of 15525942743 is 34724952551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15525942743 - 2¹² = 15525938647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15525942749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7762971371 + 7762971372.

It is an arithmetic number, because the mean of its divisors is an integer number (7762971372).

Almost surely, 2^15525942743 is an apocalyptic number.

15525942743 is a deficient number, since it is larger than the sum of its proper divisors (1).

15525942743 is an equidigital number, since it uses as much as digits as its factorization.

15525942743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512000, while the sum is 47.

The spelling of 15525942743 in words is "fifteen billion, five hundred twenty-five million, nine hundred forty-two thousand, seven hundred forty-three".