1141868448 has 96 divisors (see below), whose sum is σ = 3806248320. Its totient is φ = 326246400.

The previous prime is 1141868447. The next prime is 1141868551. The reversal of 1141868448 is 8448681411.

1141868448 is a `hidden beast` number, since 1 + 141 + 8 + 68 + 448 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×1141868448³ (a number of 28 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1141868447) 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, 88353 + ... + 100448.

It is an arithmetic number, because the mean of its divisors is an integer number (39648420).

Almost surely, 2^1141868448 is an apocalyptic number.

1141868448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1141868448 is an abundant number, since it is smaller than the sum of its proper divisors (2664379872).

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

1141868448 is a wasteful number, since it uses less digits than its factorization.

1141868448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188827 (or 188813 counting only the distinct ones).

The product of its digits is 196608, while the sum is 45.

The square root of 1141868448 is about 33791.5440310146. The cubic root of 1141868448 is about 1045.2143354378.

It can be divided in two parts, 1141868 and 448, that added together give a triangular number (1142316 = T₁₅₁₁).

The spelling of 1141868448 in words is "one billion, one hundred forty-one million, eight hundred sixty-eight thousand, four hundred forty-eight".