1455256434 has 8 divisors (see below), whose sum is σ = 2910512880. Its totient is φ = 485085476.

The previous prime is 1455256433. The next prime is 1455256447. The reversal of 1455256434 is 4346525541.

It is a sphenic number, since it is the product of 3 distinct primes.

1455256434 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1455256392 and 1455256401.

It is not an unprimeable number, because it can be changed into a prime (1455256433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121271364 + ... + 121271375.

It is an arithmetic number, because the mean of its divisors is an integer number (363814110).

Almost surely, 2^1455256434 is an apocalyptic number.

1455256434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1455256434 is a wasteful number, since it uses less digits than its factorization.

1455256434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242542744.

The product of its digits is 288000, while the sum is 39.

The square root of 1455256434 is about 38147.8234503621. The cubic root of 1455256434 is about 1133.2172479908.

The spelling of 1455256434 in words is "one billion, four hundred fifty-five million, two hundred fifty-six thousand, four hundred thirty-four".