1456561434 has 16 divisors (see below), whose sum is σ = 3039780672. Its totient is φ = 464410848.

The previous prime is 1456561433. The next prime is 1456561459. The reversal of 1456561434 is 4341656541.

It is a super-2 number, since 2×1456561434² = 4243142422032272712, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1456561392 and 1456561401.

It is not an unprimeable number, because it can be changed into a prime (1456561433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5277259 + ... + 5277534.

It is an arithmetic number, because the mean of its divisors is an integer number (189986292).

Almost surely, 2^1456561434 is an apocalyptic number.

1456561434 is an abundant number, since it is smaller than the sum of its proper divisors (1583219238).

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

1456561434 is a wasteful number, since it uses less digits than its factorization.

1456561434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10554821.

The product of its digits is 172800, while the sum is 39.

The square root of 1456561434 is about 38164.9241319828. The cubic root of 1456561434 is about 1133.5558839961. Note that the first 3 decimals are identical.

The spelling of 1456561434 in words is "one billion, four hundred fifty-six million, five hundred sixty-one thousand, four hundred thirty-four".