1456123242 has 16 divisors (see below), whose sum is σ = 3328281792. Its totient is φ = 416035200.

The previous prime is 1456123231. The next prime is 1456123243. The reversal of 1456123242 is 2423216541.

It is not an unprimeable number, because it can be changed into a prime (1456123243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17334759 + ... + 17334842.

It is an arithmetic number, because the mean of its divisors is an integer number (208017612).

Almost surely, 2^1456123242 is an apocalyptic number.

1456123242 is an abundant number, since it is smaller than the sum of its proper divisors (1872158550).

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

1456123242 is a wasteful number, since it uses less digits than its factorization.

1456123242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34669613.

The product of its digits is 11520, while the sum is 30.

The square root of 1456123242 is about 38159.1829315042. The cubic root of 1456123242 is about 1133.4421995960.

Adding to 1456123242 its reverse (2423216541), we get a palindrome (3879339783).

The spelling of 1456123242 in words is "one billion, four hundred fifty-six million, one hundred twenty-three thousand, two hundred forty-two".