1453355453 has 16 divisors (see below), whose sum is σ = 1618310016. Its totient is φ = 1293963840.

The previous prime is 1453355443. The next prime is 1453355459. The reversal of 1453355453 is 3545533541.

It is a cyclic number.

It is not a de Polignac number, because 1453355453 - 2²² = 1449161149 is a prime.

It is a super-2 number, since 2×1453355453² = 4224484145529670418, 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 (1453355459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375275 + ... + 379127.

It is an arithmetic number, because the mean of its divisors is an integer number (101144376).

Almost surely, 2^1453355453 is an apocalyptic number.

It is an amenable number.

1453355453 is a deficient number, since it is larger than the sum of its proper divisors (164954563).

1453355453 is a wasteful number, since it uses less digits than its factorization.

1453355453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4564.

The product of its digits is 270000, while the sum is 38.

The square root of 1453355453 is about 38122.8993257333. The cubic root of 1453355453 is about 1132.7235977311.

Adding to 1453355453 its reverse (3545533541), we get a palindrome (4998888994).

The spelling of 1453355453 in words is "one billion, four hundred fifty-three million, three hundred fifty-five thousand, four hundred fifty-three".