15155954453 has 2 divisors, whose sum is σ = 15155954454. Its totient is φ = 15155954452.

The previous prime is 15155954431. The next prime is 15155954491. The reversal of 15155954453 is 35445955151.

15155954453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14524588324 + 631366129 = 120518^2 + 25127^2 .

It is a cyclic number.

It is not a de Polignac number, because 15155954453 - 2¹² = 15155950357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15155954398 and 15155954407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15155954353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7577977226 + 7577977227.

It is an arithmetic number, because the mean of its divisors is an integer number (7577977227).

Almost surely, 2^15155954453 is an apocalyptic number.

It is an amenable number.

15155954453 is a deficient number, since it is larger than the sum of its proper divisors (1).

15155954453 is an equidigital number, since it uses as much as digits as its factorization.

15155954453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1350000, while the sum is 47.

The spelling of 15155954453 in words is "fifteen billion, one hundred fifty-five million, nine hundred fifty-four thousand, four hundred fifty-three".