1350256144 has 40 divisors (see below), whose sum is σ = 2773449720. Its totient is φ = 634626048.

The previous prime is 1350256121. The next prime is 1350256163. The reversal of 1350256144 is 4416520531.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 724255744 + 626000400 = 26912^2 + 25020^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256612 + ... + 261820.

It is an arithmetic number, because the mean of its divisors is an integer number (69336243).

Almost surely, 2^1350256144 is an apocalyptic number.

It is an amenable number.

1350256144 is an abundant number, since it is smaller than the sum of its proper divisors (1423193576).

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

1350256144 is a wasteful number, since it uses less digits than its factorization.

1350256144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6187 (or 6181 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1350256144 is about 36745.8316547605. The cubic root of 1350256144 is about 1105.2793446210.

Adding to 1350256144 its reverse (4416520531), we get a palindrome (5766776675).

The spelling of 1350256144 in words is "one billion, three hundred fifty million, two hundred fifty-six thousand, one hundred forty-four".