15271863053 has 2 divisors, whose sum is σ = 15271863054. Its totient is φ = 15271863052.

The previous prime is 15271863049. The next prime is 15271863091. The reversal of 15271863053 is 35036817251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8087944489 + 7183918564 = 89933^2 + 84758^2 .

It is a cyclic number.

It is not a de Polignac number, because 15271863053 - 2² = 15271863049 is a prime.

It is a super-2 number, since 2×15271863053² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 15271863053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15271863253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7635931526 + 7635931527.

It is an arithmetic number, because the mean of its divisors is an integer number (7635931527).

Almost surely, 2^15271863053 is an apocalyptic number.

It is an amenable number.

15271863053 is a deficient number, since it is larger than the sum of its proper divisors (1).

15271863053 is an equidigital number, since it uses as much as digits as its factorization.

15271863053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 15271863053 in words is "fifteen billion, two hundred seventy-one million, eight hundred sixty-three thousand, fifty-three".