1141806154 has 16 divisors (see below), whose sum is σ = 1772964000. Its totient is φ = 550844784.

The previous prime is 1141806151. The next prime is 1141806157. The reversal of 1141806154 is 4516081411.

It is an interprime number because it is at equal distance from previous prime (1141806151) and next prime (1141806157).

It is not an unprimeable number, because it can be changed into a prime (1141806151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92749 + ... + 104335.

It is an arithmetic number, because the mean of its divisors is an integer number (110810250).

Almost surely, 2^1141806154 is an apocalyptic number.

1141806154 is a deficient number, since it is larger than the sum of its proper divisors (631157846).

1141806154 is a wasteful number, since it uses less digits than its factorization.

1141806154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13317.

The product of its (nonzero) digits is 3840, while the sum is 31.

The square root of 1141806154 is about 33790.6222789696. The cubic root of 1141806154 is about 1045.1953280626.

Adding to 1141806154 its reverse (4516081411), we get a palindrome (5657887565).

The spelling of 1141806154 in words is "one billion, one hundred forty-one million, eight hundred six thousand, one hundred fifty-four".