1453145143 has 8 divisors (see below), whose sum is σ = 1474263936. Its totient is φ = 1432044600.

The previous prime is 1453145123. The next prime is 1453145147. The reversal of 1453145143 is 3415413541.

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 1453145143 - 2²¹ = 1451047991 is a prime.

It is a super-2 number, since 2×1453145143² = 4223261613248980898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453145147) 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, 307428 + ... + 312118.

It is an arithmetic number, because the mean of its divisors is an integer number (184282992).

Almost surely, 2^1453145143 is an apocalyptic number.

1453145143 is a deficient number, since it is larger than the sum of its proper divisors (21118793).

1453145143 is an equidigital number, since it uses as much as digits as its factorization.

1453145143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9125.

The product of its digits is 14400, while the sum is 31.

The square root of 1453145143 is about 38120.1409100229. The cubic root of 1453145143 is about 1132.6689576014.

Adding to 1453145143 its reverse (3415413541), we get a palindrome (4868558684).

The spelling of 1453145143 in words is "one billion, four hundred fifty-three million, one hundred forty-five thousand, one hundred forty-three".