1069554945 has 16 divisors (see below), whose sum is σ = 1770298560. Its totient is φ = 550759104.

The previous prime is 1069554931. The next prime is 1069554971. The reversal of 1069554945 is 5494559601.

It is not a de Polignac number, because 1069554945 - 2⁷ = 1069554817 is a prime.

It is a super-2 number, since 2×1069554945² = 2287895560747906050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1069554894 and 1069554903.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1228939 + ... + 1229808.

It is an arithmetic number, because the mean of its divisors is an integer number (110643660).

Almost surely, 2^1069554945 is an apocalyptic number.

1069554945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1069554945 is a deficient number, since it is larger than the sum of its proper divisors (700743615).

1069554945 is a wasteful number, since it uses less digits than its factorization.

1069554945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458784.

The product of its (nonzero) digits is 972000, while the sum is 48.

The square root of 1069554945 is about 32704.0508958753. The cubic root of 1069554945 is about 1022.6672932834.

The spelling of 1069554945 in words is "one billion, sixty-nine million, five hundred fifty-four thousand, nine hundred forty-five".