1153116203251 has 4 divisors (see below), whose sum is σ = 1153145309904. Its totient is φ = 1153087096600.

The previous prime is 1153116203233. The next prime is 1153116203269. The reversal of 1153116203251 is 1523026113511.

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

It is an interprime number because it is at equal distance from previous prime (1153116203233) and next prime (1153116203269).

It is a cyclic number.

It is not a de Polignac number, because 1153116203251 - 2⁵ = 1153116203219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1153116203201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14493820 + ... + 14573161.

It is an arithmetic number, because the mean of its divisors is an integer number (288286327476).

Almost surely, 2^{1153116203251} is an apocalyptic number.

1153116203251 is a deficient number, since it is larger than the sum of its proper divisors (29106653).

1153116203251 is an equidigital number, since it uses as much as digits as its factorization.

1153116203251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29106652.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 1153116203251 in words is "one trillion, one hundred fifty-three billion, one hundred sixteen million, two hundred three thousand, two hundred fifty-one".