1141451916 has 48 divisors (see below), whose sum is σ = 2909088000. Its totient is φ = 345469120.

The previous prime is 1141451911. The next prime is 1141451921. The reversal of 1141451916 is 6191541411.

It is an interprime number because it is at equal distance from previous prime (1141451911) and next prime (1141451921).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1141451911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112210 + ... + 121958.

It is an arithmetic number, because the mean of its divisors is an integer number (60606000).

Almost surely, 2^1141451916 is an apocalyptic number.

It is an amenable number.

1141451916 is an abundant number, since it is smaller than the sum of its proper divisors (1767636084).

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

1141451916 is a wasteful number, since it uses less digits than its factorization.

1141451916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10654 (or 10652 counting only the distinct ones).

The product of its digits is 4320, while the sum is 33.

The square root of 1141451916 is about 33785.3802109729. The cubic root of 1141451916 is about 1045.0872285115.

The spelling of 1141451916 in words is "one billion, one hundred forty-one million, four hundred fifty-one thousand, nine hundred sixteen".