1456451202145 has 4 divisors (see below), whose sum is σ = 1747741442580. Its totient is φ = 1165160961712.

The previous prime is 1456451202121. The next prime is 1456451202169. The reversal of 1456451202145 is 5412021546541.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1456451202121) and next prime (1456451202169).

It can be written as a sum of positive squares in 2 ways, for example, as 529157314624 + 927293887521 = 727432^2 + 962961^2 .

It is a cyclic number.

It is not a de Polignac number, because 1456451202145 - 2³³ = 1447861267553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1456451202098 and 1456451202107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145645120210 + ... + 145645120219.

It is an arithmetic number, because the mean of its divisors is an integer number (436935360645).

Almost surely, 2^{1456451202145} is an apocalyptic number.

It is an amenable number.

1456451202145 is a deficient number, since it is larger than the sum of its proper divisors (291290240435).

1456451202145 is an equidigital number, since it uses as much as digits as its factorization.

1456451202145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291290240434.

The product of its (nonzero) digits is 192000, while the sum is 40.

Adding to 1456451202145 its reverse (5412021546541), we get a palindrome (6868472748686).

The spelling of 1456451202145 in words is "one trillion, four hundred fifty-six billion, four hundred fifty-one million, two hundred two thousand, one hundred forty-five".