1415466553 has 4 divisors (see below), whose sum is σ = 1415713680. Its totient is φ = 1415219428.

The previous prime is 1415466499. The next prime is 1415466587. The reversal of 1415466553 is 3556645141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3556645141 = 7 ⋅508092163.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1415466553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1415466593) 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, 114763 + ... + 126496.

It is an arithmetic number, because the mean of its divisors is an integer number (353928420).

Almost surely, 2^1415466553 is an apocalyptic number.

It is an amenable number.

1415466553 is a deficient number, since it is larger than the sum of its proper divisors (247127).

1415466553 is an equidigital number, since it uses as much as digits as its factorization.

1415466553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247126.

The product of its digits is 216000, while the sum is 40.

The square root of 1415466553 is about 37622.6866797149. The cubic root of 1415466553 is about 1122.7934502280.

The spelling of 1415466553 in words is "one billion, four hundred fifteen million, four hundred sixty-six thousand, five hundred fifty-three".