1136975061 has 4 divisors (see below), whose sum is σ = 1515966752. Its totient is φ = 757983372.

The previous prime is 1136975053. The next prime is 1136975071. The reversal of 1136975061 is 1605796311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1136975061 - 2³ = 1136975053 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 (1136975071) 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, 189495841 + ... + 189495846.

It is an arithmetic number, because the mean of its divisors is an integer number (378991688).

Almost surely, 2^1136975061 is an apocalyptic number.

It is an amenable number.

1136975061 is a deficient number, since it is larger than the sum of its proper divisors (378991691).

1136975061 is an equidigital number, since it uses as much as digits as its factorization.

1136975061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378991690.

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 1136975061 is about 33719.0607965287. The cubic root of 1136975061 is about 1043.7191364008.

The spelling of 1136975061 in words is "one billion, one hundred thirty-six million, nine hundred seventy-five thousand, sixty-one".