1122553545 has 16 divisors (see below), whose sum is σ = 1844629440. Its totient is φ = 582513984.

The previous prime is 1122553517. The next prime is 1122553591. The reversal of 1122553545 is 5453552211.

It is not a de Polignac number, because 1122553545 - 2⁵ = 1122553513 is a prime.

It is a super-2 number, since 2×1122553545² = 2520252922784134050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1010755 + ... + 1011864.

It is an arithmetic number, because the mean of its divisors is an integer number (115289340).

Almost surely, 2^1122553545 is an apocalyptic number.

1122553545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1122553545 is a deficient number, since it is larger than the sum of its proper divisors (722075895).

1122553545 is a wasteful number, since it uses less digits than its factorization.

1122553545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022664.

The product of its digits is 30000, while the sum is 33.

The square root of 1122553545 is about 33504.5302160768. The cubic root of 1122553545 is about 1039.2874634220.

The spelling of 1122553545 in words is "one billion, one hundred twenty-two million, five hundred fifty-three thousand, five hundred forty-five".