1125570611 has 8 divisors (see below), whose sum is σ = 1229579184. Its totient is φ = 1021842720.

The previous prime is 1125570569. The next prime is 1125570653. The reversal of 1125570611 is 1160755211.

It is an interprime number because it is at equal distance from previous prime (1125570569) and next prime (1125570653).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1125570611 - 2¹⁸ = 1125308467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125570211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61736 + ... + 77861.

It is an arithmetic number, because the mean of its divisors is an integer number (153697398).

Almost surely, 2^1125570611 is an apocalyptic number.

1125570611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1125570611 is a deficient number, since it is larger than the sum of its proper divisors (104008573).

1125570611 is a wasteful number, since it uses less digits than its factorization.

1125570611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140341.

The product of its (nonzero) digits is 2100, while the sum is 29.

The square root of 1125570611 is about 33549.5247507323. The cubic root of 1125570611 is about 1040.2177216140.

The spelling of 1125570611 in words is "one billion, one hundred twenty-five million, five hundred seventy thousand, six hundred eleven".