1151328271803 has 16 divisors (see below), whose sum is σ = 1669334476320. Its totient is φ = 702877671936.

The previous prime is 1151328271783. The next prime is 1151328271831. The reversal of 1151328271803 is 3081728231511.

It is not a de Polignac number, because 1151328271803 - 2¹³ = 1151328263611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1151328271603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305066548 + ... + 305070321.

It is an arithmetic number, because the mean of its divisors is an integer number (104333404770).

Almost surely, 2^{1151328271803} is an apocalyptic number.

1151328271803 is a deficient number, since it is larger than the sum of its proper divisors (518006204517).

1151328271803 is a wasteful number, since it uses less digits than its factorization.

1151328271803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610136926.

The product of its (nonzero) digits is 80640, while the sum is 42.

The spelling of 1151328271803 in words is "one trillion, one hundred fifty-one billion, three hundred twenty-eight million, two hundred seventy-one thousand, eight hundred three".