1015133131153 has 4 divisors (see below), whose sum is σ = 1015141312948. Its totient is φ = 1015124949360.

The previous prime is 1015133131097. The next prime is 1015133131193. The reversal of 1015133131153 is 3511313315101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 82937088144 + 932196043009 = 287988^2 + 965503^2 .

It is a cyclic number.

It is not a de Polignac number, because 1015133131153 - 2¹³ = 1015133122961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1015133131193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3901878 + ... + 4153903.

It is an arithmetic number, because the mean of its divisors is an integer number (253785328237).

Almost surely, 2^{1015133131153} is an apocalyptic number.

It is an amenable number.

1015133131153 is a deficient number, since it is larger than the sum of its proper divisors (8181795).

1015133131153 is an equidigital number, since it uses as much as digits as its factorization.

1015133131153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8181794.

The product of its (nonzero) digits is 2025, while the sum is 28.

Adding to 1015133131153 its reverse (3511313315101), we get a palindrome (4526446446254).

The spelling of 1015133131153 in words is "one trillion, fifteen billion, one hundred thirty-three million, one hundred thirty-one thousand, one hundred fifty-three".