1141219554 has 64 divisors (see below), whose sum is σ = 2506982400. Its totient is φ = 344770560.

The previous prime is 1141219529. The next prime is 1141219559. The reversal of 1141219554 is 4559121411.

It is not an unprimeable number, because it can be changed into a prime (1141219559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 735972 + ... + 737520.

It is an arithmetic number, because the mean of its divisors is an integer number (39171600).

Almost surely, 2^1141219554 is an apocalyptic number.

1141219554 is an abundant number, since it is smaller than the sum of its proper divisors (1365762846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141219554 is a wasteful number, since it uses less digits than its factorization.

1141219554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835.

The product of its digits is 7200, while the sum is 33.

The square root of 1141219554 is about 33781.9412408464. The cubic root of 1141219554 is about 1045.0163085907.

The spelling of 1141219554 in words is "one billion, one hundred forty-one million, two hundred nineteen thousand, five hundred fifty-four".