1241140450 has 24 divisors (see below), whose sum is σ = 2518387920. Its totient is φ = 451323600.

The previous prime is 1241140429. The next prime is 1241140457. The reversal of 1241140450 is 540411421.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1241140457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1127760 + ... + 1128859.

It is an arithmetic number, because the mean of its divisors is an integer number (104932830).

Almost surely, 2^1241140450 is an apocalyptic number.

1241140450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1241140450 is an abundant number, since it is smaller than the sum of its proper divisors (1277247470).

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

1241140450 is a wasteful number, since it uses less digits than its factorization.

1241140450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256642 (or 2256637 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1241140450 is about 35229.8233035592. The cubic root of 1241140450 is about 1074.6663323554. Note that the first 3 decimals are identical.

Adding to 1241140450 its reverse (540411421), we get a palindrome (1781551871).

The spelling of 1241140450 in words is "one billion, two hundred forty-one million, one hundred forty thousand, four hundred fifty".