1115420453 has 8 divisors (see below), whose sum is σ = 1275238272. Its totient is φ = 955720656.

The previous prime is 1115420413. The next prime is 1115420477. The reversal of 1115420453 is 3540245111.

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 1115420453 - 2¹⁰ = 1115419429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115420413) 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, 8225 + ... + 47942.

It is an arithmetic number, because the mean of its divisors is an integer number (159404784).

Almost surely, 2^1115420453 is an apocalyptic number.

It is an amenable number.

1115420453 is a deficient number, since it is larger than the sum of its proper divisors (159817819).

1115420453 is an equidigital number, since it uses as much as digits as its factorization.

1115420453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59011.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1115420453 is about 33397.9109077200. The cubic root of 1115420453 is about 1037.0814540121.

Adding to 1115420453 its reverse (3540245111), we get a palindrome (4655665564).

The spelling of 1115420453 in words is "one billion, one hundred fifteen million, four hundred twenty thousand, four hundred fifty-three".