1456420411 has 2 divisors, whose sum is σ = 1456420412. Its totient is φ = 1456420410.

The previous prime is 1456420387. The next prime is 1456420457. The reversal of 1456420411 is 1140246541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1456420411 - 2²³ = 1448031803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1456420411.

It is not a weakly prime, because it can be changed into another prime (1456429411) 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 as a sum of consecutive naturals, namely, 728210205 + 728210206.

It is an arithmetic number, because the mean of its divisors is an integer number (728210206).

Almost surely, 2^1456420411 is an apocalyptic number.

1456420411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1456420411 is an equidigital number, since it uses as much as digits as its factorization.

1456420411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 1456420411 is about 38163.0765400275. The cubic root of 1456420411 is about 1133.5192995201.

Adding to 1456420411 its reverse (1140246541), we get a palindrome (2596666952).

The spelling of 1456420411 in words is "one billion, four hundred fifty-six million, four hundred twenty thousand, four hundred eleven".