1452984918461 has 4 divisors (see below), whose sum is σ = 1456220965500. Its totient is φ = 1449748871424.

The previous prime is 1452984918433. The next prime is 1452984918481. The reversal of 1452984918461 is 1648194892541.

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

It can be written as a sum of positive squares in 2 ways, for example, as 594758694436 + 858226224025 = 771206^2 + 926405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1452984918461 is a prime.

It is a super-2 number, since 2×1452984918461² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1452984918394 and 1452984918403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452984918401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1618022846 + ... + 1618023743.

It is an arithmetic number, because the mean of its divisors is an integer number (364055241375).

Almost surely, 2^{1452984918461} is an apocalyptic number.

It is an amenable number.

1452984918461 is a deficient number, since it is larger than the sum of its proper divisors (3236047039).

1452984918461 is an equidigital number, since it uses as much as digits as its factorization.

1452984918461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236047038.

The product of its digits is 19906560, while the sum is 62.

The spelling of 1452984918461 in words is "one trillion, four hundred fifty-two billion, nine hundred eighty-four million, nine hundred eighteen thousand, four hundred sixty-one".