1456503128 has 16 divisors (see below), whose sum is σ = 2732159760. Its totient is φ = 727927200.

The previous prime is 1456503127. The next prime is 1456503133. The reversal of 1456503128 is 8213056541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1456503127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20903 + ... + 57878.

It is an arithmetic number, because the mean of its divisors is an integer number (170759985).

Almost surely, 2^1456503128 is an apocalyptic number.

It is an amenable number.

1456503128 is a deficient number, since it is larger than the sum of its proper divisors (1275656632).

1456503128 is a wasteful number, since it uses less digits than its factorization.

1456503128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81098 (or 81094 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 1456503128 is about 38164.1602554019. The cubic root of 1456503128 is about 1133.5407584203.

Adding to 1456503128 its reverse (8213056541), we get a palindrome (9669559669).

The spelling of 1456503128 in words is "one billion, four hundred fifty-six million, five hundred three thousand, one hundred twenty-eight".