1141023450 has 48 divisors (see below), whose sum is σ = 3233989440. Its totient is φ = 260805120.

The previous prime is 1141023449. The next prime is 1141023461. The reversal of 1141023450 is 543201411.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 542295 + ... + 544394.

It is an arithmetic number, because the mean of its divisors is an integer number (67374780).

Almost surely, 2^1141023450 is an apocalyptic number.

1141023450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1141023450 is an abundant number, since it is smaller than the sum of its proper divisors (2092965990).

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

1141023450 is a wasteful number, since it uses less digits than its factorization.

1141023450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086711 (or 1086706 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1141023450 is about 33779.0386186463. The cubic root of 1141023450 is about 1044.9564475946.

Adding to 1141023450 its reverse (543201411), we get a palindrome (1684224861).

The spelling of 1141023450 in words is "one billion, one hundred forty-one million, twenty-three thousand, four hundred fifty".