1451013256 has 64 divisors (see below), whose sum is σ = 3414960000. Its totient is φ = 561500160.

The previous prime is 1451013251. The next prime is 1451013271. The reversal of 1451013256 is 6523101541.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (1451013251) 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, 83880 + ... + 99688.

It is an arithmetic number, because the mean of its divisors is an integer number (53358750).

Almost surely, 2^1451013256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1451013256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1707480000).

1451013256 is an abundant number, since it is smaller than the sum of its proper divisors (1963946744).

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

1451013256 is a wasteful number, since it uses less digits than its factorization.

1451013256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15982 (or 15978 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1451013256 is about 38092.1679089022. The cubic root of 1451013256 is about 1132.1147794065.

Adding to 1451013256 its reverse (6523101541), we get a palindrome (7974114797).

The spelling of 1451013256 in words is "one billion, four hundred fifty-one million, thirteen thousand, two hundred fifty-six".