1125681459275 has 6 divisors (see below), whose sum is σ = 1395845009532. Its totient is φ = 900545167400.

The previous prime is 1125681459269. The next prime is 1125681459307. The reversal of 1125681459275 is 5729541865211.

It is not a de Polignac number, because 1125681459275 - 2²⁴ = 1125664682059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1125681459275.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22513629161 + ... + 22513629210.

It is an arithmetic number, because the mean of its divisors is an integer number (232640834922).

Almost surely, 2^{1125681459275} is an apocalyptic number.

1125681459275 is a deficient number, since it is larger than the sum of its proper divisors (270163550257).

1125681459275 is an equidigital number, since it uses as much as digits as its factorization.

1125681459275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45027258381 (or 45027258376 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 56.

The spelling of 1125681459275 in words is "one trillion, one hundred twenty-five billion, six hundred eighty-one million, four hundred fifty-nine thousand, two hundred seventy-five".