1043540144 has 10 divisors (see below), whose sum is σ = 2021859060. Its totient is φ = 521770064.

The previous prime is 1043540131. The next prime is 1043540149. The reversal of 1043540144 is 4410453401.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1043540149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32610614 + ... + 32610645.

It is an arithmetic number, because the mean of its divisors is an integer number (202185906).

Almost surely, 2^1043540144 is an apocalyptic number.

It is an amenable number.

1043540144 is a deficient number, since it is larger than the sum of its proper divisors (978318916).

1043540144 is an equidigital number, since it uses as much as digits as its factorization.

1043540144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65221267 (or 65221261 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1043540144 is about 32303.8719660662. The cubic root of 1043540144 is about 1014.3076948902.

Adding to 1043540144 its reverse (4410453401), we get a palindrome (5453993545).

The spelling of 1043540144 in words is "one billion, forty-three million, five hundred forty thousand, one hundred forty-four".