1452136453 has 8 divisors (see below), whose sum is σ = 1483745688. Its totient is φ = 1420683264.

The previous prime is 1452136451. The next prime is 1452136471. The reversal of 1452136453 is 3546312541.

It can be written as a sum of positive squares in 4 ways, for example, as 367949124 + 1084187329 = 19182^2 + 32927^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1452136453 - 2¹ = 1452136451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452136451) 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, 20100 + ... + 57517.

It is an arithmetic number, because the mean of its divisors is an integer number (185468211).

Almost surely, 2^1452136453 is an apocalyptic number.

It is an amenable number.

1452136453 is a deficient number, since it is larger than the sum of its proper divisors (31609235).

1452136453 is an equidigital number, since it uses as much as digits as its factorization.

1452136453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78023.

The product of its digits is 43200, while the sum is 34.

The square root of 1452136453 is about 38106.9082057309. The cubic root of 1452136453 is about 1132.4068189995.

Adding to 1452136453 its reverse (3546312541), we get a palindrome (4998448994).

The spelling of 1452136453 in words is "one billion, four hundred fifty-two million, one hundred thirty-six thousand, four hundred fifty-three".