1141898554 has 8 divisors (see below), whose sum is σ = 1738412928. Its totient is φ = 562427580.

The previous prime is 1141898531. The next prime is 1141898587. The reversal of 1141898554 is 4558981411.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4260682 + ... + 4260949.

It is an arithmetic number, because the mean of its divisors is an integer number (217301616).

Almost surely, 2^1141898554 is an apocalyptic number.

1141898554 is a deficient number, since it is larger than the sum of its proper divisors (596514374).

1141898554 is an equidigital number, since it uses as much as digits as its factorization.

1141898554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8521700.

The product of its digits is 230400, while the sum is 46.

The square root of 1141898554 is about 33791.9894945533. The cubic root of 1141898554 is about 1045.2235212438.

The spelling of 1141898554 in words is "one billion, one hundred forty-one million, eight hundred ninety-eight thousand, five hundred fifty-four".