1045154555 has 4 divisors (see below), whose sum is σ = 1254185472. Its totient is φ = 836123640.

The previous prime is 1045154521. The next prime is 1045154573. The reversal of 1045154555 is 5554515401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5554515401 = 739 ⋅7516259.

It is not a de Polignac number, because 1045154555 - 2¹⁰ = 1045153531 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104515451 + ... + 104515460.

It is an arithmetic number, because the mean of its divisors is an integer number (313546368).

Almost surely, 2^1045154555 is an apocalyptic number.

1045154555 is a deficient number, since it is larger than the sum of its proper divisors (209030917).

1045154555 is an equidigital number, since it uses as much as digits as its factorization.

1045154555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209030916.

The product of its (nonzero) digits is 50000, while the sum is 35.

The square root of 1045154555 is about 32328.8501960710. The cubic root of 1045154555 is about 1014.8304876794.

Adding to 1045154555 its reverse (5554515401), we get a palindrome (6599669956).

The spelling of 1045154555 in words is "one billion, forty-five million, one hundred fifty-four thousand, five hundred fifty-five".