1456254006643 has 2 divisors, whose sum is σ = 1456254006644. Its totient is φ = 1456254006642.

The previous prime is 1456254006631. The next prime is 1456254006677. The reversal of 1456254006643 is 3466004526541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1456254006643 - 2⁵ = 1456254006611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1456254006593 and 1456254006602.

It is not a weakly prime, because it can be changed into another prime (1456254006043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 728127003321 + 728127003322.

It is an arithmetic number, because the mean of its divisors is an integer number (728127003322).

Almost surely, 2^{1456254006643} is an apocalyptic number.

1456254006643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1456254006643 is an equidigital number, since it uses as much as digits as its factorization.

1456254006643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 1456254006643 in words is "one trillion, four hundred fifty-six billion, two hundred fifty-four million, six thousand, six hundred forty-three".