1171142674 has 16 divisors (see below), whose sum is σ = 1892640960. Its totient is φ = 540300240.

The previous prime is 1171142671. The next prime is 1171142677. The reversal of 1171142674 is 4762411711.

It is an interprime number because it is at equal distance from previous prime (1171142671) and next prime (1171142677).

It is not an unprimeable number, because it can be changed into a prime (1171142671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64497 + ... + 80635.

It is an arithmetic number, because the mean of its divisors is an integer number (118290060).

Almost surely, 2^1171142674 is an apocalyptic number.

1171142674 is a deficient number, since it is larger than the sum of its proper divisors (721498286).

1171142674 is a wasteful number, since it uses less digits than its factorization.

1171142674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18945.

The product of its digits is 9408, while the sum is 34.

The square root of 1171142674 is about 34221.9618666143. The cubic root of 1171142674 is about 1054.0711706926.

The spelling of 1171142674 in words is "one billion, one hundred seventy-one million, one hundred forty-two thousand, six hundred seventy-four".