1183125061 has 8 divisors (see below), whose sum is σ = 1233239840. Its totient is φ = 1133965008.

The previous prime is 1183125019. The next prime is 1183125071. The reversal of 1183125061 is 1605213811.

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 1183125061 - 2¹⁵ = 1183092293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1183125071) 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, 236151 + ... + 241108.

It is an arithmetic number, because the mean of its divisors is an integer number (154154980).

Almost surely, 2^1183125061 is an apocalyptic number.

It is an amenable number.

1183125061 is a deficient number, since it is larger than the sum of its proper divisors (50114779).

1183125061 is an equidigital number, since it uses as much as digits as its factorization.

1183125061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477363.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 1183125061 is about 34396.5850194463. The cubic root of 1183125061 is about 1057.6538417397.

Adding to 1183125061 its reverse (1605213811), we get a palindrome (2788338872).

The spelling of 1183125061 in words is "one billion, one hundred eighty-three million, one hundred twenty-five thousand, sixty-one".